[Rt-commit] rt branch 5.0/upgrade-bootstrap-select-to-1.13.18 created. rt-5.0.2-54-g64cff32f99

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The branch, 5.0/upgrade-bootstrap-select-to-1.13.18 has been created
        at  64cff32f991e65566ed439f452ef7865be10ef01 (commit)

- Log -----------------------------------------------------------------
commit 64cff32f991e65566ed439f452ef7865be10ef01
Author: sunnavy <sunnavy at bestpractical.com>
Date:   Fri Dec 31 02:03:53 2021 +0800

    Upgrade bootstrap select to 1.13.18

diff --git a/devel/third-party/README b/devel/third-party/README
index 846e6f9da8..25f42f08d5 100644
--- a/devel/third-party/README
+++ b/devel/third-party/README
@@ -14,7 +14,7 @@ Description: combobox for bootstrap
 Origin: https://github.com/danielfarrell/bootstrap-combobox
 License: Apache
 
-* bootstrap-select-1.13.10
+* bootstrap-select-1.13.18
 Description: modern select with intuitive multiselection, searching, and much more
 Origin: https://github.com/snapappointments/bootstrap-select
 License: MIT
diff --git a/devel/third-party/bootstrap-select-1.13.10/bootstrap-select.css b/devel/third-party/bootstrap-select-1.13.18/bootstrap-select.css
similarity index 92%
rename from devel/third-party/bootstrap-select-1.13.10/bootstrap-select.css
rename to devel/third-party/bootstrap-select-1.13.18/bootstrap-select.css
index b07486c31e..b90b5b8a60 100644
--- a/devel/third-party/bootstrap-select-1.13.10/bootstrap-select.css
+++ b/devel/third-party/bootstrap-select-1.13.18/bootstrap-select.css
@@ -1,10 +1,34 @@
-/*!
- * Bootstrap-select v1.13.10 (https://developer.snapappointments.com/bootstrap-select)
- *
- * Copyright 2012-2019 SnapAppointments, LLC
- * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
- */
-
+/*!
+ * Bootstrap-select v1.13.18 (https://developer.snapappointments.com/bootstrap-select)
+ *
+ * Copyright 2012-2020 SnapAppointments, LLC
+ * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
+ */
+
+ at -webkit-keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+ at -o-keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+ at keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
 select.bs-select-hidden,
 .bootstrap-select > select.bs-select-hidden,
 select.selectpicker {
@@ -90,11 +114,11 @@ select.selectpicker {
 .has-error .bootstrap-select .dropdown-toggle,
 .error .bootstrap-select .dropdown-toggle,
 .bootstrap-select.is-invalid .dropdown-toggle,
-.was-validated .bootstrap-select .selectpicker:invalid + .dropdown-toggle {
+.was-validated .bootstrap-select select:invalid + .dropdown-toggle {
   border-color: #b94a48;
 }
 .bootstrap-select.is-valid .dropdown-toggle,
-.was-validated .bootstrap-select .selectpicker:valid + .dropdown-toggle {
+.was-validated .bootstrap-select select:valid + .dropdown-toggle {
   border-color: #28a745;
 }
 .bootstrap-select.fit-width {
@@ -300,6 +324,11 @@ select.selectpicker {
      -moz-box-sizing: border-box;
           box-sizing: border-box;
 }
+.bootstrap-select .dropdown-menu .notify.fadeOut {
+  -webkit-animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+       -o-animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+          animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+}
 .bootstrap-select .no-results {
   padding: 3px;
   background: #f5f5f5;
@@ -339,6 +368,8 @@ select.selectpicker {
   height: 1em;
   border-style: solid;
   border-width: 0 0.26em 0.26em 0;
+  -webkit-transform-style: preserve-3d;
+          transform-style: preserve-3d;
   -webkit-transform: rotate(45deg);
       -ms-transform: rotate(45deg);
        -o-transform: rotate(45deg);
diff --git a/devel/third-party/bootstrap-select-1.13.10/bootstrap-select.js b/devel/third-party/bootstrap-select-1.13.18/bootstrap-select.js
similarity index 83%
rename from devel/third-party/bootstrap-select-1.13.10/bootstrap-select.js
rename to devel/third-party/bootstrap-select-1.13.18/bootstrap-select.js
index 2a4b26e252..21290135cd 100644
--- a/devel/third-party/bootstrap-select-1.13.10/bootstrap-select.js
+++ b/devel/third-party/bootstrap-select-1.13.18/bootstrap-select.js
@@ -1,3139 +1,3248 @@
-/*!
- * Bootstrap-select v1.13.10 (https://developer.snapappointments.com/bootstrap-select)
- *
- * Copyright 2012-2019 SnapAppointments, LLC
- * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
- */
-
-(function (root, factory) {
-  if (root === undefined && window !== undefined) root = window;
-  if (typeof define === 'function' && define.amd) {
-    // AMD. Register as an anonymous module unless amdModuleId is set
-    define(["jquery"], function (a0) {
-      return (factory(a0));
-    });
-  } else if (typeof module === 'object' && module.exports) {
-    // Node. Does not work with strict CommonJS, but
-    // only CommonJS-like environments that support module.exports,
-    // like Node.
-    module.exports = factory(require("jquery"));
-  } else {
-    factory(root["jQuery"]);
-  }
-}(this, function (jQuery) {
-
-(function ($) {
-  'use strict';
-
-  var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn'];
-
-  var uriAttrs = [
-    'background',
-    'cite',
-    'href',
-    'itemtype',
-    'longdesc',
-    'poster',
-    'src',
-    'xlink:href'
-  ];
-
-  var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
-
-  var DefaultWhitelist = {
-    // Global attributes allowed on any supplied element below.
-    '*': ['class', 'dir', 'id', 'lang', 'role', 'tabindex', 'style', ARIA_ATTRIBUTE_PATTERN],
-    a: ['target', 'href', 'title', 'rel'],
-    area: [],
-    b: [],
-    br: [],
-    col: [],
-    code: [],
-    div: [],
-    em: [],
-    hr: [],
-    h1: [],
-    h2: [],
-    h3: [],
-    h4: [],
-    h5: [],
-    h6: [],
-    i: [],
-    img: ['src', 'alt', 'title', 'width', 'height'],
-    li: [],
-    ol: [],
-    p: [],
-    pre: [],
-    s: [],
-    small: [],
-    span: [],
-    sub: [],
-    sup: [],
-    strong: [],
-    u: [],
-    ul: []
-  }
-
-  /**
-   * A pattern that recognizes a commonly useful subset of URLs that are safe.
-   *
-   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
-   */
-  var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi;
-
-  /**
-   * A pattern that matches safe data URLs. Only matches image, video and audio types.
-   *
-   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
-   */
-  var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i;
-
-  function allowedAttribute (attr, allowedAttributeList) {
-    var attrName = attr.nodeName.toLowerCase()
-
-    if ($.inArray(attrName, allowedAttributeList) !== -1) {
-      if ($.inArray(attrName, uriAttrs) !== -1) {
-        return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN))
-      }
-
-      return true
-    }
-
-    var regExp = $(allowedAttributeList).filter(function (index, value) {
-      return value instanceof RegExp
-    })
-
-    // Check if a regular expression validates the attribute.
-    for (var i = 0, l = regExp.length; i < l; i++) {
-      if (attrName.match(regExp[i])) {
-        return true
-      }
-    }
-
-    return false
-  }
-
-  function sanitizeHtml (unsafeElements, whiteList, sanitizeFn) {
-    if (sanitizeFn && typeof sanitizeFn === 'function') {
-      return sanitizeFn(unsafeElements);
-    }
-
-    var whitelistKeys = Object.keys(whiteList);
-
-    for (var i = 0, len = unsafeElements.length; i < len; i++) {
-      var elements = unsafeElements[i].querySelectorAll('*');
-
-      for (var j = 0, len2 = elements.length; j < len2; j++) {
-        var el = elements[j];
-        var elName = el.nodeName.toLowerCase();
-
-        if (whitelistKeys.indexOf(elName) === -1) {
-          el.parentNode.removeChild(el);
-
-          continue;
-        }
-
-        var attributeList = [].slice.call(el.attributes);
-        var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || []);
-
-        for (var k = 0, len3 = attributeList.length; k < len3; k++) {
-          var attr = attributeList[k];
-
-          if (!allowedAttribute(attr, whitelistedAttributes)) {
-            el.removeAttribute(attr.nodeName);
-          }
-        }
-      }
-    }
-  }
-
-  // Polyfill for browsers with no classList support
-  // Remove in v2
-  if (!('classList' in document.createElement('_'))) {
-    (function (view) {
-      if (!('Element' in view)) return;
-
-      var classListProp = 'classList',
-          protoProp = 'prototype',
-          elemCtrProto = view.Element[protoProp],
-          objCtr = Object,
-          classListGetter = function () {
-            var $elem = $(this);
-
-            return {
-              add: function (classes) {
-                classes = Array.prototype.slice.call(arguments).join(' ');
-                return $elem.addClass(classes);
-              },
-              remove: function (classes) {
-                classes = Array.prototype.slice.call(arguments).join(' ');
-                return $elem.removeClass(classes);
-              },
-              toggle: function (classes, force) {
-                return $elem.toggleClass(classes, force);
-              },
-              contains: function (classes) {
-                return $elem.hasClass(classes);
-              }
-            }
-          };
-
-      if (objCtr.defineProperty) {
-        var classListPropDesc = {
-          get: classListGetter,
-          enumerable: true,
-          configurable: true
-        };
-        try {
-          objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
-        } catch (ex) { // IE 8 doesn't support enumerable:true
-          // adding undefined to fight this issue https://github.com/eligrey/classList.js/issues/36
-          // modernie IE8-MSW7 machine has IE8 8.0.6001.18702 and is affected
-          if (ex.number === undefined || ex.number === -0x7FF5EC54) {
-            classListPropDesc.enumerable = false;
-            objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
-          }
-        }
-      } else if (objCtr[protoProp].__defineGetter__) {
-        elemCtrProto.__defineGetter__(classListProp, classListGetter);
-      }
-    }(window));
-  }
-
-  var testElement = document.createElement('_');
-
-  testElement.classList.add('c1', 'c2');
-
-  if (!testElement.classList.contains('c2')) {
-    var _add = DOMTokenList.prototype.add,
-        _remove = DOMTokenList.prototype.remove;
-
-    DOMTokenList.prototype.add = function () {
-      Array.prototype.forEach.call(arguments, _add.bind(this));
-    }
-
-    DOMTokenList.prototype.remove = function () {
-      Array.prototype.forEach.call(arguments, _remove.bind(this));
-    }
-  }
-
-  testElement.classList.toggle('c3', false);
-
-  // Polyfill for IE 10 and Firefox <24, where classList.toggle does not
-  // support the second argument.
-  if (testElement.classList.contains('c3')) {
-    var _toggle = DOMTokenList.prototype.toggle;
-
-    DOMTokenList.prototype.toggle = function (token, force) {
-      if (1 in arguments && !this.contains(token) === !force) {
-        return force;
-      } else {
-        return _toggle.call(this, token);
-      }
-    };
-  }
-
-  testElement = null;
-
-  // shallow array comparison
-  function isEqual (array1, array2) {
-    return array1.length === array2.length && array1.every(function (element, index) {
-      return element === array2[index];
-    });
-  };
-
-  // <editor-fold desc="Shims">
-  if (!String.prototype.startsWith) {
-    (function () {
-      'use strict'; // needed to support `apply`/`call` with `undefined`/`null`
-      var defineProperty = (function () {
-        // IE 8 only supports `Object.defineProperty` on DOM elements
-        try {
-          var object = {};
-          var $defineProperty = Object.defineProperty;
-          var result = $defineProperty(object, object, object) && $defineProperty;
-        } catch (error) {
-        }
-        return result;
-      }());
-      var toString = {}.toString;
-      var startsWith = function (search) {
-        if (this == null) {
-          throw new TypeError();
-        }
-        var string = String(this);
-        if (search && toString.call(search) == '[object RegExp]') {
-          throw new TypeError();
-        }
-        var stringLength = string.length;
-        var searchString = String(search);
-        var searchLength = searchString.length;
-        var position = arguments.length > 1 ? arguments[1] : undefined;
-        // `ToInteger`
-        var pos = position ? Number(position) : 0;
-        if (pos != pos) { // better `isNaN`
-          pos = 0;
-        }
-        var start = Math.min(Math.max(pos, 0), stringLength);
-        // Avoid the `indexOf` call if no match is possible
-        if (searchLength + start > stringLength) {
-          return false;
-        }
-        var index = -1;
-        while (++index < searchLength) {
-          if (string.charCodeAt(start + index) != searchString.charCodeAt(index)) {
-            return false;
-          }
-        }
-        return true;
-      };
-      if (defineProperty) {
-        defineProperty(String.prototype, 'startsWith', {
-          'value': startsWith,
-          'configurable': true,
-          'writable': true
-        });
-      } else {
-        String.prototype.startsWith = startsWith;
-      }
-    }());
-  }
-
-  if (!Object.keys) {
-    Object.keys = function (
-      o, // object
-      k, // key
-      r  // result array
-    ) {
-      // initialize object and result
-      r = [];
-      // iterate over object keys
-      for (k in o) {
-        // fill result array with non-prototypical keys
-        r.hasOwnProperty.call(o, k) && r.push(k);
-      }
-      // return result
-      return r;
-    };
-  }
-
-  if (HTMLSelectElement && !HTMLSelectElement.prototype.hasOwnProperty('selectedOptions')) {
-    Object.defineProperty(HTMLSelectElement.prototype, 'selectedOptions', {
-      get: function () {
-        return this.querySelectorAll(':checked');
-      }
-    });
-  }
-
-  function getSelectedOptions (select, ignoreDisabled) {
-    var selectedOptions = select.selectedOptions,
-        options = [],
-        opt;
-
-    if (ignoreDisabled) {
-      for (var i = 0, len = selectedOptions.length; i < len; i++) {
-        opt = selectedOptions[i];
-
-        if (!(opt.disabled || opt.parentNode.tagName === 'OPTGROUP' && opt.parentNode.disabled)) {
-          options.push(opt);
-        }
-      }
-
-      return options;
-    }
-
-    return selectedOptions;
-  }
-
-  // much faster than $.val()
-  function getSelectValues (select, selectedOptions) {
-    var value = [],
-        options = selectedOptions || select.selectedOptions,
-        opt;
-
-    for (var i = 0, len = options.length; i < len; i++) {
-      opt = options[i];
-
-      if (!(opt.disabled || opt.parentNode.tagName === 'OPTGROUP' && opt.parentNode.disabled)) {
-        value.push(opt.value || opt.text);
-      }
-    }
-
-    if (!select.multiple) {
-      return !value.length ? null : value[0];
-    }
-
-    return value;
-  }
-
-  // set data-selected on select element if the value has been programmatically selected
-  // prior to initialization of bootstrap-select
-  // * consider removing or replacing an alternative method *
-  var valHooks = {
-    useDefault: false,
-    _set: $.valHooks.select.set
-  };
-
-  $.valHooks.select.set = function (elem, value) {
-    if (value && !valHooks.useDefault) $(elem).data('selected', true);
-
-    return valHooks._set.apply(this, arguments);
-  };
-
-  var changedArguments = null;
-
-  var EventIsSupported = (function () {
-    try {
-      new Event('change');
-      return true;
-    } catch (e) {
-      return false;
-    }
-  })();
-
-  $.fn.triggerNative = function (eventName) {
-    var el = this[0],
-        event;
-
-    if (el.dispatchEvent) { // for modern browsers & IE9+
-      if (EventIsSupported) {
-        // For modern browsers
-        event = new Event(eventName, {
-          bubbles: true
-        });
-      } else {
-        // For IE since it doesn't support Event constructor
-        event = document.createEvent('Event');
-        event.initEvent(eventName, true, false);
-      }
-
-      el.dispatchEvent(event);
-    } else if (el.fireEvent) { // for IE8
-      event = document.createEventObject();
-      event.eventType = eventName;
-      el.fireEvent('on' + eventName, event);
-    } else {
-      // fall back to jQuery.trigger
-      this.trigger(eventName);
-    }
-  };
-  // </editor-fold>
-
-  function stringSearch (li, searchString, method, normalize) {
-    var stringTypes = [
-          'display',
-          'subtext',
-          'tokens'
-        ],
-        searchSuccess = false;
-
-    for (var i = 0; i < stringTypes.length; i++) {
-      var stringType = stringTypes[i],
-          string = li[stringType];
-
-      if (string) {
-        string = string.toString();
-
-        // Strip HTML tags. This isn't perfect, but it's much faster than any other method
-        if (stringType === 'display') {
-          string = string.replace(/<[^>]+>/g, '');
-        }
-
-        if (normalize) string = normalizeToBase(string);
-        string = string.toUpperCase();
-
-        if (method === 'contains') {
-          searchSuccess = string.indexOf(searchString) >= 0;
-        } else {
-          searchSuccess = string.startsWith(searchString);
-        }
-
-        if (searchSuccess) break;
-      }
-    }
-
-    return searchSuccess;
-  }
-
-  function toInteger (value) {
-    return parseInt(value, 10) || 0;
-  }
-
-  // Borrowed from Lodash (_.deburr)
-  /** Used to map Latin Unicode letters to basic Latin letters. */
-  var deburredLetters = {
-    // Latin-1 Supplement block.
-    '\xc0': 'A',  '\xc1': 'A', '\xc2': 'A', '\xc3': 'A', '\xc4': 'A', '\xc5': 'A',
-    '\xe0': 'a',  '\xe1': 'a', '\xe2': 'a', '\xe3': 'a', '\xe4': 'a', '\xe5': 'a',
-    '\xc7': 'C',  '\xe7': 'c',
-    '\xd0': 'D',  '\xf0': 'd',
-    '\xc8': 'E',  '\xc9': 'E', '\xca': 'E', '\xcb': 'E',
-    '\xe8': 'e',  '\xe9': 'e', '\xea': 'e', '\xeb': 'e',
-    '\xcc': 'I',  '\xcd': 'I', '\xce': 'I', '\xcf': 'I',
-    '\xec': 'i',  '\xed': 'i', '\xee': 'i', '\xef': 'i',
-    '\xd1': 'N',  '\xf1': 'n',
-    '\xd2': 'O',  '\xd3': 'O', '\xd4': 'O', '\xd5': 'O', '\xd6': 'O', '\xd8': 'O',
-    '\xf2': 'o',  '\xf3': 'o', '\xf4': 'o', '\xf5': 'o', '\xf6': 'o', '\xf8': 'o',
-    '\xd9': 'U',  '\xda': 'U', '\xdb': 'U', '\xdc': 'U',
-    '\xf9': 'u',  '\xfa': 'u', '\xfb': 'u', '\xfc': 'u',
-    '\xdd': 'Y',  '\xfd': 'y', '\xff': 'y',
-    '\xc6': 'Ae', '\xe6': 'ae',
-    '\xde': 'Th', '\xfe': 'th',
-    '\xdf': 'ss',
-    // Latin Extended-A block.
-    '\u0100': 'A',  '\u0102': 'A', '\u0104': 'A',
-    '\u0101': 'a',  '\u0103': 'a', '\u0105': 'a',
-    '\u0106': 'C',  '\u0108': 'C', '\u010a': 'C', '\u010c': 'C',
-    '\u0107': 'c',  '\u0109': 'c', '\u010b': 'c', '\u010d': 'c',
-    '\u010e': 'D',  '\u0110': 'D', '\u010f': 'd', '\u0111': 'd',
-    '\u0112': 'E',  '\u0114': 'E', '\u0116': 'E', '\u0118': 'E', '\u011a': 'E',
-    '\u0113': 'e',  '\u0115': 'e', '\u0117': 'e', '\u0119': 'e', '\u011b': 'e',
-    '\u011c': 'G',  '\u011e': 'G', '\u0120': 'G', '\u0122': 'G',
-    '\u011d': 'g',  '\u011f': 'g', '\u0121': 'g', '\u0123': 'g',
-    '\u0124': 'H',  '\u0126': 'H', '\u0125': 'h', '\u0127': 'h',
-    '\u0128': 'I',  '\u012a': 'I', '\u012c': 'I', '\u012e': 'I', '\u0130': 'I',
-    '\u0129': 'i',  '\u012b': 'i', '\u012d': 'i', '\u012f': 'i', '\u0131': 'i',
-    '\u0134': 'J',  '\u0135': 'j',
-    '\u0136': 'K',  '\u0137': 'k', '\u0138': 'k',
-    '\u0139': 'L',  '\u013b': 'L', '\u013d': 'L', '\u013f': 'L', '\u0141': 'L',
-    '\u013a': 'l',  '\u013c': 'l', '\u013e': 'l', '\u0140': 'l', '\u0142': 'l',
-    '\u0143': 'N',  '\u0145': 'N', '\u0147': 'N', '\u014a': 'N',
-    '\u0144': 'n',  '\u0146': 'n', '\u0148': 'n', '\u014b': 'n',
-    '\u014c': 'O',  '\u014e': 'O', '\u0150': 'O',
-    '\u014d': 'o',  '\u014f': 'o', '\u0151': 'o',
-    '\u0154': 'R',  '\u0156': 'R', '\u0158': 'R',
-    '\u0155': 'r',  '\u0157': 'r', '\u0159': 'r',
-    '\u015a': 'S',  '\u015c': 'S', '\u015e': 'S', '\u0160': 'S',
-    '\u015b': 's',  '\u015d': 's', '\u015f': 's', '\u0161': 's',
-    '\u0162': 'T',  '\u0164': 'T', '\u0166': 'T',
-    '\u0163': 't',  '\u0165': 't', '\u0167': 't',
-    '\u0168': 'U',  '\u016a': 'U', '\u016c': 'U', '\u016e': 'U', '\u0170': 'U', '\u0172': 'U',
-    '\u0169': 'u',  '\u016b': 'u', '\u016d': 'u', '\u016f': 'u', '\u0171': 'u', '\u0173': 'u',
-    '\u0174': 'W',  '\u0175': 'w',
-    '\u0176': 'Y',  '\u0177': 'y', '\u0178': 'Y',
-    '\u0179': 'Z',  '\u017b': 'Z', '\u017d': 'Z',
-    '\u017a': 'z',  '\u017c': 'z', '\u017e': 'z',
-    '\u0132': 'IJ', '\u0133': 'ij',
-    '\u0152': 'Oe', '\u0153': 'oe',
-    '\u0149': "'n", '\u017f': 's'
-  };
-
-  /** Used to match Latin Unicode letters (excluding mathematical operators). */
-  var reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g;
-
-  /** Used to compose unicode character classes. */
-  var rsComboMarksRange = '\\u0300-\\u036f',
-      reComboHalfMarksRange = '\\ufe20-\\ufe2f',
-      rsComboSymbolsRange = '\\u20d0-\\u20ff',
-      rsComboMarksExtendedRange = '\\u1ab0-\\u1aff',
-      rsComboMarksSupplementRange = '\\u1dc0-\\u1dff',
-      rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange + rsComboMarksExtendedRange + rsComboMarksSupplementRange;
-
-  /** Used to compose unicode capture groups. */
-  var rsCombo = '[' + rsComboRange + ']';
-
-  /**
-   * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
-   * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
-   */
-  var reComboMark = RegExp(rsCombo, 'g');
-
-  function deburrLetter (key) {
-    return deburredLetters[key];
-  };
-
-  function normalizeToBase (string) {
-    string = string.toString();
-    return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');
-  }
-
-  // List of HTML entities for escaping.
-  var escapeMap = {
-    '&': '&',
-    '<': '<',
-    '>': '>',
-    '"': '"',
-    "'": '&#x27;',
-    '`': '&#x60;'
-  };
-
-  // Functions for escaping and unescaping strings to/from HTML interpolation.
-  var createEscaper = function (map) {
-    var escaper = function (match) {
-      return map[match];
-    };
-    // Regexes for identifying a key that needs to be escaped.
-    var source = '(?:' + Object.keys(map).join('|') + ')';
-    var testRegexp = RegExp(source);
-    var replaceRegexp = RegExp(source, 'g');
-    return function (string) {
-      string = string == null ? '' : '' + string;
-      return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
-    };
-  };
-
-  var htmlEscape = createEscaper(escapeMap);
-
-  /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
-   */
-
-  var keyCodeMap = {
-    32: ' ',
-    48: '0',
-    49: '1',
-    50: '2',
-    51: '3',
-    52: '4',
-    53: '5',
-    54: '6',
-    55: '7',
-    56: '8',
-    57: '9',
-    59: ';',
-    65: 'A',
-    66: 'B',
-    67: 'C',
-    68: 'D',
-    69: 'E',
-    70: 'F',
-    71: 'G',
-    72: 'H',
-    73: 'I',
-    74: 'J',
-    75: 'K',
-    76: 'L',
-    77: 'M',
-    78: 'N',
-    79: 'O',
-    80: 'P',
-    81: 'Q',
-    82: 'R',
-    83: 'S',
-    84: 'T',
-    85: 'U',
-    86: 'V',
-    87: 'W',
-    88: 'X',
-    89: 'Y',
-    90: 'Z',
-    96: '0',
-    97: '1',
-    98: '2',
-    99: '3',
-    100: '4',
-    101: '5',
-    102: '6',
-    103: '7',
-    104: '8',
-    105: '9'
-  };
-
-  var keyCodes = {
-    ESCAPE: 27, // KeyboardEvent.which value for Escape (Esc) key
-    ENTER: 13, // KeyboardEvent.which value for Enter key
-    SPACE: 32, // KeyboardEvent.which value for space key
-    TAB: 9, // KeyboardEvent.which value for tab key
-    ARROW_UP: 38, // KeyboardEvent.which value for up arrow key
-    ARROW_DOWN: 40 // KeyboardEvent.which value for down arrow key
-  }
-
-  var version = {
-    success: false,
-    major: '3'
-  };
-
-  try {
-    version.full = ($.fn.dropdown.Constructor.VERSION || '').split(' ')[0].split('.');
-    version.major = version.full[0];
-    version.success = true;
-  } catch (err) {
-    // do nothing
-  }
-
-  var selectId = 0;
-
-  var EVENT_KEY = '.bs.select';
-
-  var classNames = {
-    DISABLED: 'disabled',
-    DIVIDER: 'divider',
-    SHOW: 'open',
-    DROPUP: 'dropup',
-    MENU: 'dropdown-menu',
-    MENURIGHT: 'dropdown-menu-right',
-    MENULEFT: 'dropdown-menu-left',
-    // to-do: replace with more advanced template/customization options
-    BUTTONCLASS: 'btn-default',
-    POPOVERHEADER: 'popover-title',
-    ICONBASE: 'glyphicon',
-    TICKICON: 'glyphicon-ok'
-  }
-
-  var Selector = {
-    MENU: '.' + classNames.MENU
-  }
-
-  var elementTemplates = {
-    span: document.createElement('span'),
-    i: document.createElement('i'),
-    subtext: document.createElement('small'),
-    a: document.createElement('a'),
-    li: document.createElement('li'),
-    whitespace: document.createTextNode('\u00A0'),
-    fragment: document.createDocumentFragment()
-  }
-
-  elementTemplates.a.setAttribute('role', 'option');
-  elementTemplates.subtext.className = 'text-muted';
-
-  elementTemplates.text = elementTemplates.span.cloneNode(false);
-  elementTemplates.text.className = 'text';
-
-  elementTemplates.checkMark = elementTemplates.span.cloneNode(false);
-
-  var REGEXP_ARROW = new RegExp(keyCodes.ARROW_UP + '|' + keyCodes.ARROW_DOWN);
-  var REGEXP_TAB_OR_ESCAPE = new RegExp('^' + keyCodes.TAB + '$|' + keyCodes.ESCAPE);
-
-  var generateOption = {
-    li: function (content, classes, optgroup) {
-      var li = elementTemplates.li.cloneNode(false);
-
-      if (content) {
-        if (content.nodeType === 1 || content.nodeType === 11) {
-          li.appendChild(content);
-        } else {
-          li.innerHTML = content;
-        }
-      }
-
-      if (typeof classes !== 'undefined' && classes !== '') li.className = classes;
-      if (typeof optgroup !== 'undefined' && optgroup !== null) li.classList.add('optgroup-' + optgroup);
-
-      return li;
-    },
-
-    a: function (text, classes, inline) {
-      var a = elementTemplates.a.cloneNode(true);
-
-      if (text) {
-        if (text.nodeType === 11) {
-          a.appendChild(text);
-        } else {
-          a.insertAdjacentHTML('beforeend', text);
-        }
-      }
-
-      if (typeof classes !== 'undefined' && classes !== '') a.className = classes;
-      if (version.major === '4') a.classList.add('dropdown-item');
-      if (inline) a.setAttribute('style', inline);
-
-      return a;
-    },
-
-    text: function (options, useFragment) {
-      var textElement = elementTemplates.text.cloneNode(false),
-          subtextElement,
-          iconElement;
-
-      if (options.content) {
-        textElement.innerHTML = options.content;
-      } else {
-        textElement.textContent = options.text;
-
-        if (options.icon) {
-          var whitespace = elementTemplates.whitespace.cloneNode(false);
-
-          // need to use <i> for icons in the button to prevent a breaking change
-          // note: switch to span in next major release
-          iconElement = (useFragment === true ? elementTemplates.i : elementTemplates.span).cloneNode(false);
-          iconElement.className = options.iconBase + ' ' + options.icon;
-
-          elementTemplates.fragment.appendChild(iconElement);
-          elementTemplates.fragment.appendChild(whitespace);
-        }
-
-        if (options.subtext) {
-          subtextElement = elementTemplates.subtext.cloneNode(false);
-          subtextElement.textContent = options.subtext;
-          textElement.appendChild(subtextElement);
-        }
-      }
-
-      if (useFragment === true) {
-        while (textElement.childNodes.length > 0) {
-          elementTemplates.fragment.appendChild(textElement.childNodes[0]);
-        }
-      } else {
-        elementTemplates.fragment.appendChild(textElement);
-      }
-
-      return elementTemplates.fragment;
-    },
-
-    label: function (options) {
-      var textElement = elementTemplates.text.cloneNode(false),
-          subtextElement,
-          iconElement;
-
-      textElement.innerHTML = options.label;
-
-      if (options.icon) {
-        var whitespace = elementTemplates.whitespace.cloneNode(false);
-
-        iconElement = elementTemplates.span.cloneNode(false);
-        iconElement.className = options.iconBase + ' ' + options.icon;
-
-        elementTemplates.fragment.appendChild(iconElement);
-        elementTemplates.fragment.appendChild(whitespace);
-      }
-
-      if (options.subtext) {
-        subtextElement = elementTemplates.subtext.cloneNode(false);
-        subtextElement.textContent = options.subtext;
-        textElement.appendChild(subtextElement);
-      }
-
-      elementTemplates.fragment.appendChild(textElement);
-
-      return elementTemplates.fragment;
-    }
-  }
-
-  var Selectpicker = function (element, options) {
-    var that = this;
-
-    // bootstrap-select has been initialized - revert valHooks.select.set back to its original function
-    if (!valHooks.useDefault) {
-      $.valHooks.select.set = valHooks._set;
-      valHooks.useDefault = true;
-    }
-
-    this.$element = $(element);
-    this.$newElement = null;
-    this.$button = null;
-    this.$menu = null;
-    this.options = options;
-    this.selectpicker = {
-      main: {},
-      search: {},
-      current: {}, // current changes if a search is in progress
-      view: {},
-      keydown: {
-        keyHistory: '',
-        resetKeyHistory: {
-          start: function () {
-            return setTimeout(function () {
-              that.selectpicker.keydown.keyHistory = '';
-            }, 800);
-          }
-        }
-      }
-    };
-    // If we have no title yet, try to pull it from the html title attribute (jQuery doesnt' pick it up as it's not a
-    // data-attribute)
-    if (this.options.title === null) {
-      this.options.title = this.$element.attr('title');
-    }
-
-    // Format window padding
-    var winPad = this.options.windowPadding;
-    if (typeof winPad === 'number') {
-      this.options.windowPadding = [winPad, winPad, winPad, winPad];
-    }
-
-    // Expose public methods
-    this.val = Selectpicker.prototype.val;
-    this.render = Selectpicker.prototype.render;
-    this.refresh = Selectpicker.prototype.refresh;
-    this.setStyle = Selectpicker.prototype.setStyle;
-    this.selectAll = Selectpicker.prototype.selectAll;
-    this.deselectAll = Selectpicker.prototype.deselectAll;
-    this.destroy = Selectpicker.prototype.destroy;
-    this.remove = Selectpicker.prototype.remove;
-    this.show = Selectpicker.prototype.show;
-    this.hide = Selectpicker.prototype.hide;
-
-    this.init();
-  };
-
-  Selectpicker.VERSION = '1.13.10';
-
-  // part of this is duplicated in i18n/defaults-en_US.js. Make sure to update both.
-  Selectpicker.DEFAULTS = {
-    noneSelectedText: 'Nothing selected',
-    noneResultsText: 'No results matched {0}',
-    countSelectedText: function (numSelected, numTotal) {
-      return (numSelected == 1) ? '{0} item selected' : '{0} items selected';
-    },
-    maxOptionsText: function (numAll, numGroup) {
-      return [
-        (numAll == 1) ? 'Limit reached ({n} item max)' : 'Limit reached ({n} items max)',
-        (numGroup == 1) ? 'Group limit reached ({n} item max)' : 'Group limit reached ({n} items max)'
-      ];
-    },
-    selectAllText: 'Select All',
-    deselectAllText: 'Deselect All',
-    doneButton: false,
-    doneButtonText: 'Close',
-    multipleSeparator: ', ',
-    styleBase: 'btn',
-    style: classNames.BUTTONCLASS,
-    size: 'auto',
-    title: null,
-    selectedTextFormat: 'values',
-    width: false,
-    container: false,
-    hideDisabled: false,
-    showSubtext: false,
-    showIcon: true,
-    showContent: true,
-    dropupAuto: true,
-    header: false,
-    liveSearch: false,
-    liveSearchPlaceholder: null,
-    liveSearchNormalize: false,
-    liveSearchStyle: 'contains',
-    actionsBox: false,
-    iconBase: classNames.ICONBASE,
-    tickIcon: classNames.TICKICON,
-    showTick: false,
-    template: {
-      caret: '<span class="caret"></span>'
-    },
-    maxOptions: false,
-    mobile: false,
-    selectOnTab: false,
-    dropdownAlignRight: false,
-    windowPadding: 0,
-    virtualScroll: 600,
-    display: false,
-    sanitize: true,
-    sanitizeFn: null,
-    whiteList: DefaultWhitelist
-  };
-
-  Selectpicker.prototype = {
-
-    constructor: Selectpicker,
-
-    init: function () {
-      var that = this,
-          id = this.$element.attr('id');
-
-      selectId++;
-      this.selectId = 'bs-select-' + selectId;
-
-      this.$element[0].classList.add('bs-select-hidden');
-
-      this.multiple = this.$element.prop('multiple');
-      this.autofocus = this.$element.prop('autofocus');
-
-      if (this.$element[0].classList.contains('show-tick')) {
-        this.options.showTick = true;
-      }
-
-      this.$newElement = this.createDropdown();
-      this.$element
-        .after(this.$newElement)
-        .prependTo(this.$newElement);
-
-      this.$button = this.$newElement.children('button');
-      this.$menu = this.$newElement.children(Selector.MENU);
-      this.$menuInner = this.$menu.children('.inner');
-      this.$searchbox = this.$menu.find('input');
-
-      this.$element[0].classList.remove('bs-select-hidden');
-
-      if (this.options.dropdownAlignRight === true) this.$menu[0].classList.add(classNames.MENURIGHT);
-
-      if (typeof id !== 'undefined') {
-        this.$button.attr('data-id', id);
-      }
-
-      this.checkDisabled();
-      this.clickListener();
-
-      if (this.options.liveSearch) {
-        this.liveSearchListener();
-        this.focusedParent = this.$searchbox[0];
-      } else {
-        this.focusedParent = this.$menuInner[0];
-      }
-
-      this.setStyle();
-      this.render();
-      this.setWidth();
-      if (this.options.container) {
-        this.selectPosition();
-      } else {
-        this.$element.on('hide' + EVENT_KEY, function () {
-          if (that.isVirtual()) {
-            // empty menu on close
-            var menuInner = that.$menuInner[0],
-                emptyMenu = menuInner.firstChild.cloneNode(false);
-
-            // replace the existing UL with an empty one - this is faster than $.empty() or innerHTML = ''
-            menuInner.replaceChild(emptyMenu, menuInner.firstChild);
-            menuInner.scrollTop = 0;
-          }
-        });
-      }
-      this.$menu.data('this', this);
-      this.$newElement.data('this', this);
-      if (this.options.mobile) this.mobile();
-
-      this.$newElement.on({
-        'hide.bs.dropdown': function (e) {
-          that.$element.trigger('hide' + EVENT_KEY, e);
-        },
-        'hidden.bs.dropdown': function (e) {
-          that.$element.trigger('hidden' + EVENT_KEY, e);
-        },
-        'show.bs.dropdown': function (e) {
-          that.$element.trigger('show' + EVENT_KEY, e);
-        },
-        'shown.bs.dropdown': function (e) {
-          that.$element.trigger('shown' + EVENT_KEY, e);
-        }
-      });
-
-      if (that.$element[0].hasAttribute('required')) {
-        this.$element.on('invalid' + EVENT_KEY, function () {
-          that.$button[0].classList.add('bs-invalid');
-
-          that.$element
-            .on('shown' + EVENT_KEY + '.invalid', function () {
-              that.$element
-                .val(that.$element.val()) // set the value to hide the validation message in Chrome when menu is opened
-                .off('shown' + EVENT_KEY + '.invalid');
-            })
-            .on('rendered' + EVENT_KEY, function () {
-              // if select is no longer invalid, remove the bs-invalid class
-              if (this.validity.valid) that.$button[0].classList.remove('bs-invalid');
-              that.$element.off('rendered' + EVENT_KEY);
-            });
-
-          that.$button.on('blur' + EVENT_KEY, function () {
-            that.$element.trigger('focus').trigger('blur');
-            that.$button.off('blur' + EVENT_KEY);
-          });
-        });
-      }
-
-      setTimeout(function () {
-        that.createLi();
-        that.$element.trigger('loaded' + EVENT_KEY);
-      });
-    },
-
-    createDropdown: function () {
-      // Options
-      // If we are multiple or showTick option is set, then add the show-tick class
-      var showTick = (this.multiple || this.options.showTick) ? ' show-tick' : '',
-          multiselectable = this.multiple ? ' aria-multiselectable="true"' : '',
-          inputGroup = '',
-          autofocus = this.autofocus ? ' autofocus' : '';
-
-      if (version.major < 4 && this.$element.parent().hasClass('input-group')) {
-        inputGroup = ' input-group-btn';
-      }
-
-      // Elements
-      var drop,
-          header = '',
-          searchbox = '',
-          actionsbox = '',
-          donebutton = '';
-
-      if (this.options.header) {
-        header =
-          '<div class="' + classNames.POPOVERHEADER + '">' +
-            '<button type="button" class="close" aria-hidden="true">×</button>' +
-              this.options.header +
-          '</div>';
-      }
-
-      if (this.options.liveSearch) {
-        searchbox =
-          '<div class="bs-searchbox">' +
-            '<input type="text" class="form-control" autocomplete="off"' +
-              (
-                this.options.liveSearchPlaceholder === null ? ''
-                :
-                ' placeholder="' + htmlEscape(this.options.liveSearchPlaceholder) + '"'
-              ) +
-              ' role="combobox" aria-label="Search" aria-controls="' + this.selectId + '" aria-autocomplete="list">' +
-          '</div>';
-      }
-
-      if (this.multiple && this.options.actionsBox) {
-        actionsbox =
-          '<div class="bs-actionsbox">' +
-            '<div class="btn-group btn-group-sm btn-block">' +
-              '<button type="button" class="actions-btn bs-select-all btn ' + classNames.BUTTONCLASS + '">' +
-                this.options.selectAllText +
-              '</button>' +
-              '<button type="button" class="actions-btn bs-deselect-all btn ' + classNames.BUTTONCLASS + '">' +
-                this.options.deselectAllText +
-              '</button>' +
-            '</div>' +
-          '</div>';
-      }
-
-      if (this.multiple && this.options.doneButton) {
-        donebutton =
-          '<div class="bs-donebutton">' +
-            '<div class="btn-group btn-block">' +
-              '<button type="button" class="btn btn-sm ' + classNames.BUTTONCLASS + '">' +
-                this.options.doneButtonText +
-              '</button>' +
-            '</div>' +
-          '</div>';
-      }
-
-      drop =
-        '<div class="dropdown bootstrap-select' + showTick + inputGroup + '">' +
-          '<button type="button" class="' + this.options.styleBase + ' dropdown-toggle" ' + (this.options.display === 'static' ? 'data-display="static"' : '') + 'data-toggle="dropdown"' + autofocus + ' role="combobox" aria-owns="' + this.selectId + '" aria-haspopup="listbox" aria-expanded="false">' +
-            '<div class="filter-option">' +
-              '<div class="filter-option-inner">' +
-                '<div class="filter-option-inner-inner"></div>' +
-              '</div> ' +
-            '</div>' +
-            (
-              version.major === '4' ? ''
-              :
-              '<span class="bs-caret">' +
-                this.options.template.caret +
-              '</span>'
-            ) +
-          '</button>' +
-          '<div class="' + classNames.MENU + ' ' + (version.major === '4' ? '' : classNames.SHOW) + '">' +
-            header +
-            searchbox +
-            actionsbox +
-            '<div class="inner ' + classNames.SHOW + '" role="listbox" id="' + this.selectId + '" tabindex="-1" ' + multiselectable + '>' +
-                '<ul class="' + classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : '') + '" role="presentation">' +
-                '</ul>' +
-            '</div>' +
-            donebutton +
-          '</div>' +
-        '</div>';
-
-      return $(drop);
-    },
-
-    setPositionData: function () {
-      this.selectpicker.view.canHighlight = [];
-      this.selectpicker.view.size = 0;
-
-      for (var i = 0; i < this.selectpicker.current.data.length; i++) {
-        var li = this.selectpicker.current.data[i],
-            canHighlight = true;
-
-        if (li.type === 'divider') {
-          canHighlight = false;
-          li.height = this.sizeInfo.dividerHeight;
-        } else if (li.type === 'optgroup-label') {
-          canHighlight = false;
-          li.height = this.sizeInfo.dropdownHeaderHeight;
-        } else {
-          li.height = this.sizeInfo.liHeight;
-        }
-
-        if (li.disabled) canHighlight = false;
-
-        this.selectpicker.view.canHighlight.push(canHighlight);
-
-        if (canHighlight) {
-          this.selectpicker.view.size++;
-          li.posinset = this.selectpicker.view.size;
-        }
-
-        li.position = (i === 0 ? 0 : this.selectpicker.current.data[i - 1].position) + li.height;
-      }
-    },
-
-    isVirtual: function () {
-      return (this.options.virtualScroll !== false) && (this.selectpicker.main.elements.length >= this.options.virtualScroll) || this.options.virtualScroll === true;
-    },
-
-    createView: function (isSearching, setSize, refresh) {
-      var that = this,
-          scrollTop = 0,
-          active = [],
-          selected,
-          prevActive;
-
-      this.selectpicker.current = isSearching ? this.selectpicker.search : this.selectpicker.main;
-
-      this.setPositionData();
-
-      if (setSize) {
-        if (refresh) {
-          scrollTop = this.$menuInner[0].scrollTop;
-        } else if (!that.multiple) {
-          var element = that.$element[0],
-              selectedIndex = (element.options[element.selectedIndex] || {}).liIndex;
-
-          if (typeof selectedIndex === 'number' && that.options.size !== false) {
-            var selectedData = that.selectpicker.main.data[selectedIndex],
-                position = selectedData && selectedData.position;
-
-            if (position) {
-              scrollTop = position - ((that.sizeInfo.menuInnerHeight + that.sizeInfo.liHeight) / 2);
-            }
-          }
-        }
-      }
-
-      scroll(scrollTop, true);
-
-      this.$menuInner.off('scroll.createView').on('scroll.createView', function (e, updateValue) {
-        if (!that.noScroll) scroll(this.scrollTop, updateValue);
-        that.noScroll = false;
-      });
-
-      function scroll (scrollTop, init) {
-        var size = that.selectpicker.current.elements.length,
-            chunks = [],
-            chunkSize,
-            chunkCount,
-            firstChunk,
-            lastChunk,
-            currentChunk,
-            prevPositions,
-            positionIsDifferent,
-            previousElements,
-            menuIsDifferent = true,
-            isVirtual = that.isVirtual();
-
-        that.selectpicker.view.scrollTop = scrollTop;
-
-        if (isVirtual === true) {
-          // if an option that is encountered that is wider than the current menu width, update the menu width accordingly
-          if (that.sizeInfo.hasScrollBar && that.$menu[0].offsetWidth > that.sizeInfo.totalMenuWidth) {
-            that.sizeInfo.menuWidth = that.$menu[0].offsetWidth;
-            that.sizeInfo.totalMenuWidth = that.sizeInfo.menuWidth + that.sizeInfo.scrollBarWidth;
-            that.$menu.css('min-width', that.sizeInfo.menuWidth);
-          }
-        }
-
-        chunkSize = Math.ceil(that.sizeInfo.menuInnerHeight / that.sizeInfo.liHeight * 1.5); // number of options in a chunk
-        chunkCount = Math.round(size / chunkSize) || 1; // number of chunks
-
-        for (var i = 0; i < chunkCount; i++) {
-          var endOfChunk = (i + 1) * chunkSize;
-
-          if (i === chunkCount - 1) {
-            endOfChunk = size;
-          }
-
-          chunks[i] = [
-            (i) * chunkSize + (!i ? 0 : 1),
-            endOfChunk
-          ];
-
-          if (!size) break;
-
-          if (currentChunk === undefined && scrollTop <= that.selectpicker.current.data[endOfChunk - 1].position - that.sizeInfo.menuInnerHeight) {
-            currentChunk = i;
-          }
-        }
-
-        if (currentChunk === undefined) currentChunk = 0;
-
-        prevPositions = [that.selectpicker.view.position0, that.selectpicker.view.position1];
-
-        // always display previous, current, and next chunks
-        firstChunk = Math.max(0, currentChunk - 1);
-        lastChunk = Math.min(chunkCount - 1, currentChunk + 1);
-
-        that.selectpicker.view.position0 = isVirtual === false ? 0 : (Math.max(0, chunks[firstChunk][0]) || 0);
-        that.selectpicker.view.position1 = isVirtual === false ? size : (Math.min(size, chunks[lastChunk][1]) || 0);
-
-        positionIsDifferent = prevPositions[0] !== that.selectpicker.view.position0 || prevPositions[1] !== that.selectpicker.view.position1;
-
-        if (that.activeIndex !== undefined) {
-          prevActive = that.selectpicker.main.elements[that.prevActiveIndex];
-          active = that.selectpicker.main.elements[that.activeIndex];
-          selected = that.selectpicker.main.elements[that.selectedIndex];
-
-          if (init) {
-            if (that.activeIndex !== that.selectedIndex) {
-              that.defocusItem(active);
-            }
-            that.activeIndex = undefined;
-          }
-
-          if (that.activeIndex && that.activeIndex !== that.selectedIndex) {
-            that.defocusItem(selected);
-          }
-        }
-
-        if (that.prevActiveIndex !== undefined && that.prevActiveIndex !== that.activeIndex && that.prevActiveIndex !== that.selectedIndex) {
-          that.defocusItem(prevActive);
-        }
-
-        if (init || positionIsDifferent) {
-          previousElements = that.selectpicker.view.visibleElements ? that.selectpicker.view.visibleElements.slice() : [];
-
-          if (isVirtual === false) {
-            that.selectpicker.view.visibleElements = that.selectpicker.current.elements;
-          } else {
-            that.selectpicker.view.visibleElements = that.selectpicker.current.elements.slice(that.selectpicker.view.position0, that.selectpicker.view.position1);
-          }
-
-          that.setOptionStatus();
-
-          // if searching, check to make sure the list has actually been updated before updating DOM
-          // this prevents unnecessary repaints
-          if (isSearching || (isVirtual === false && init)) menuIsDifferent = !isEqual(previousElements, that.selectpicker.view.visibleElements);
-
-          // if virtual scroll is disabled and not searching,
-          // menu should never need to be updated more than once
-          if ((init || isVirtual === true) && menuIsDifferent) {
-            var menuInner = that.$menuInner[0],
-                menuFragment = document.createDocumentFragment(),
-                emptyMenu = menuInner.firstChild.cloneNode(false),
-                marginTop,
-                marginBottom,
-                elements = that.selectpicker.view.visibleElements,
-                toSanitize = [];
-
-            // replace the existing UL with an empty one - this is faster than $.empty()
-            menuInner.replaceChild(emptyMenu, menuInner.firstChild);
-
-            for (var i = 0, visibleElementsLen = elements.length; i < visibleElementsLen; i++) {
-              var element = elements[i],
-                  elText,
-                  elementData;
-
-              if (that.options.sanitize) {
-                elText = element.lastChild;
-
-                if (elText) {
-                  elementData = that.selectpicker.current.data[i + that.selectpicker.view.position0];
-
-                  if (elementData && elementData.content && !elementData.sanitized) {
-                    toSanitize.push(elText);
-                    elementData.sanitized = true;
-                  }
-                }
-              }
-
-              menuFragment.appendChild(element);
-            }
-
-            if (that.options.sanitize && toSanitize.length) {
-              sanitizeHtml(toSanitize, that.options.whiteList, that.options.sanitizeFn);
-            }
-
-            if (isVirtual === true) {
-              marginTop = (that.selectpicker.view.position0 === 0 ? 0 : that.selectpicker.current.data[that.selectpicker.view.position0 - 1].position);
-              marginBottom = (that.selectpicker.view.position1 > size - 1 ? 0 : that.selectpicker.current.data[size - 1].position - that.selectpicker.current.data[that.selectpicker.view.position1 - 1].position);
-
-              menuInner.firstChild.style.marginTop = marginTop + 'px';
-              menuInner.firstChild.style.marginBottom = marginBottom + 'px';
-            } else {
-              menuInner.firstChild.style.marginTop = 0;
-              menuInner.firstChild.style.marginBottom = 0;
-            }
-
-            menuInner.firstChild.appendChild(menuFragment);
-          }
-        }
-
-        that.prevActiveIndex = that.activeIndex;
-
-        if (!that.options.liveSearch) {
-          that.$menuInner.trigger('focus');
-        } else if (isSearching && init) {
-          var index = 0,
-              newActive;
-
-          if (!that.selectpicker.view.canHighlight[index]) {
-            index = 1 + that.selectpicker.view.canHighlight.slice(1).indexOf(true);
-          }
-
-          newActive = that.selectpicker.view.visibleElements[index];
-
-          that.defocusItem(that.selectpicker.view.currentActive);
-
-          that.activeIndex = (that.selectpicker.current.data[index] || {}).index;
-
-          that.focusItem(newActive);
-        }
-      }
-
-      $(window)
-        .off('resize' + EVENT_KEY + '.' + this.selectId + '.createView')
-        .on('resize' + EVENT_KEY + '.' + this.selectId + '.createView', function () {
-          var isActive = that.$newElement.hasClass(classNames.SHOW);
-
-          if (isActive) scroll(that.$menuInner[0].scrollTop);
-        });
-    },
-
-    focusItem: function (li, liData, noStyle) {
-      if (li) {
-        liData = liData || this.selectpicker.main.data[this.activeIndex];
-        var a = li.firstChild;
-
-        if (a) {
-          a.setAttribute('aria-setsize', this.selectpicker.view.size);
-          a.setAttribute('aria-posinset', liData.posinset);
-
-          if (noStyle !== true) {
-            this.focusedParent.setAttribute('aria-activedescendant', a.id);
-            li.classList.add('active');
-            a.classList.add('active');
-          }
-        }
-      }
-    },
-
-    defocusItem: function (li) {
-      if (li) {
-        li.classList.remove('active');
-        if (li.firstChild) li.firstChild.classList.remove('active');
-      }
-    },
-
-    setPlaceholder: function () {
-      var updateIndex = false;
-
-      if (this.options.title && !this.multiple) {
-        if (!this.selectpicker.view.titleOption) this.selectpicker.view.titleOption = document.createElement('option');
-
-        // this option doesn't create a new <li> element, but does add a new option at the start,
-        // so startIndex should increase to prevent having to check every option for the bs-title-option class
-        updateIndex = true;
-
-        var element = this.$element[0],
-            isSelected = false,
-            titleNotAppended = !this.selectpicker.view.titleOption.parentNode;
-
-        if (titleNotAppended) {
-          // Use native JS to prepend option (faster)
-          this.selectpicker.view.titleOption.className = 'bs-title-option';
-          this.selectpicker.view.titleOption.value = '';
-
-          // Check if selected or data-selected attribute is already set on an option. If not, select the titleOption option.
-          // the selected item may have been changed by user or programmatically before the bootstrap select plugin runs,
-          // if so, the select will have the data-selected attribute
-          var $opt = $(element.options[element.selectedIndex]);
-          isSelected = $opt.attr('selected') === undefined && this.$element.data('selected') === undefined;
-        }
-
-        if (titleNotAppended || this.selectpicker.view.titleOption.index !== 0) {
-          element.insertBefore(this.selectpicker.view.titleOption, element.firstChild);
-        }
-
-        // Set selected *after* appending to select,
-        // otherwise the option doesn't get selected in IE
-        // set using selectedIndex, as setting the selected attr to true here doesn't work in IE11
-        if (isSelected) element.selectedIndex = 0;
-      }
-
-      return updateIndex;
-    },
-
-    createLi: function () {
-      var that = this,
-          iconBase = this.options.iconBase,
-          optionSelector = ':not([hidden]):not([data-hidden="true"])',
-          mainElements = [],
-          mainData = [],
-          widestOptionLength = 0,
-          optID = 0,
-          startIndex = this.setPlaceholder() ? 1 : 0; // append the titleOption if necessary and skip the first option in the loop
-
-      if (this.options.hideDisabled) optionSelector += ':not(:disabled)';
-
-      if ((that.options.showTick || that.multiple) && !elementTemplates.checkMark.parentNode) {
-        elementTemplates.checkMark.className = iconBase + ' ' + that.options.tickIcon + ' check-mark';
-        elementTemplates.a.appendChild(elementTemplates.checkMark);
-      }
-
-      var selectOptions = this.$element[0].querySelectorAll('select > *' + optionSelector);
-
-      function addDivider (config) {
-        var previousData = mainData[mainData.length - 1];
-
-        // ensure optgroup doesn't create back-to-back dividers
-        if (
-          previousData &&
-          previousData.type === 'divider' &&
-          (previousData.optID || config.optID)
-        ) {
-          return;
-        }
-
-        config = config || {};
-        config.type = 'divider';
-
-        mainElements.push(
-          generateOption.li(
-            false,
-            classNames.DIVIDER,
-            (config.optID ? config.optID + 'div' : undefined)
-          )
-        );
-
-        mainData.push(config);
-      }
-
-      function addOption (option, config) {
-        config = config || {};
-
-        config.divider = option.getAttribute('data-divider') === 'true';
-
-        if (config.divider) {
-          addDivider({
-            optID: config.optID
-          });
-        } else {
-          var liIndex = mainData.length,
-              cssText = option.style.cssText,
-              inlineStyle = cssText ? htmlEscape(cssText) : '',
-              optionClass = (option.className || '') + (config.optgroupClass || '');
-
-          if (config.optID) optionClass = 'opt ' + optionClass;
-
-          config.text = option.textContent;
-
-          config.content = option.getAttribute('data-content');
-          config.tokens = option.getAttribute('data-tokens');
-          config.subtext = option.getAttribute('data-subtext');
-          config.icon = option.getAttribute('data-icon');
-          config.iconBase = iconBase;
-
-          var textElement = generateOption.text(config);
-          var liElement = generateOption.li(
-            generateOption.a(
-              textElement,
-              optionClass,
-              inlineStyle
-            ),
-            '',
-            config.optID
-          );
-
-          if (liElement.firstChild) {
-            liElement.firstChild.id = that.selectId + '-' + liIndex;
-          }
-
-          mainElements.push(liElement);
-
-          option.liIndex = liIndex;
-
-          config.display = config.content || config.text;
-          config.type = 'option';
-          config.index = liIndex;
-          config.option = option;
-          config.disabled = config.disabled || option.disabled;
-
-          mainData.push(config);
-
-          var combinedLength = 0;
-
-          // count the number of characters in the option - not perfect, but should work in most cases
-          if (config.display) combinedLength += config.display.length;
-          if (config.subtext) combinedLength += config.subtext.length;
-          // if there is an icon, ensure this option's width is checked
-          if (config.icon) combinedLength += 1;
-
-          if (combinedLength > widestOptionLength) {
-            widestOptionLength = combinedLength;
-
-            // guess which option is the widest
-            // use this when calculating menu width
-            // not perfect, but it's fast, and the width will be updating accordingly when scrolling
-            that.selectpicker.view.widestOption = mainElements[mainElements.length - 1];
-          }
-        }
-      }
-
-      function addOptgroup (index, selectOptions) {
-        var optgroup = selectOptions[index],
-            previous = selectOptions[index - 1],
-            next = selectOptions[index + 1],
-            options = optgroup.querySelectorAll('option' + optionSelector);
-
-        if (!options.length) return;
-
-        var config = {
-              label: htmlEscape(optgroup.label),
-              subtext: optgroup.getAttribute('data-subtext'),
-              icon: optgroup.getAttribute('data-icon'),
-              iconBase: iconBase
-            },
-            optgroupClass = ' ' + (optgroup.className || ''),
-            headerIndex,
-            lastIndex;
-
-        optID++;
-
-        if (previous) {
-          addDivider({ optID: optID });
-        }
-
-        var labelElement = generateOption.label(config);
-
-        mainElements.push(
-          generateOption.li(labelElement, 'dropdown-header' + optgroupClass, optID)
-        );
-
-        mainData.push({
-          display: config.label,
-          subtext: config.subtext,
-          type: 'optgroup-label',
-          optID: optID
-        });
-
-        for (var j = 0, len = options.length; j < len; j++) {
-          var option = options[j];
-
-          if (j === 0) {
-            headerIndex = mainData.length - 1;
-            lastIndex = headerIndex + len;
-          }
-
-          addOption(option, {
-            headerIndex: headerIndex,
-            lastIndex: lastIndex,
-            optID: optID,
-            optgroupClass: optgroupClass,
-            disabled: optgroup.disabled
-          });
-        }
-
-        if (next) {
-          addDivider({ optID: optID });
-        }
-      }
-
-      for (var len = selectOptions.length; startIndex < len; startIndex++) {
-        var item = selectOptions[startIndex];
-
-        if (item.tagName !== 'OPTGROUP') {
-          addOption(item, {});
-        } else {
-          addOptgroup(startIndex, selectOptions);
-        }
-      }
-
-      this.selectpicker.main.elements = mainElements;
-      this.selectpicker.main.data = mainData;
-
-      this.selectpicker.current = this.selectpicker.main;
-    },
-
-    findLis: function () {
-      return this.$menuInner.find('.inner > li');
-    },
-
-    render: function () {
-      // ensure titleOption is appended and selected (if necessary) before getting selectedOptions
-      this.setPlaceholder();
-
-      var that = this,
-          element = this.$element[0],
-          selectedOptions = getSelectedOptions(element, this.options.hideDisabled),
-          selectedCount = selectedOptions.length,
-          button = this.$button[0],
-          buttonInner = button.querySelector('.filter-option-inner-inner'),
-          multipleSeparator = document.createTextNode(this.options.multipleSeparator),
-          titleFragment = elementTemplates.fragment.cloneNode(false),
-          showCount,
-          countMax,
-          hasContent = false;
-
-      button.classList.toggle('bs-placeholder', that.multiple ? !selectedCount : !getSelectValues(element, selectedOptions));
-
-      this.tabIndex();
-
-      if (this.options.selectedTextFormat === 'static') {
-        titleFragment = generateOption.text({ text: this.options.title }, true);
-      } else {
-        showCount = this.multiple && this.options.selectedTextFormat.indexOf('count') !== -1 && selectedCount > 1;
-
-        // determine if the number of selected options will be shown (showCount === true)
-        if (showCount) {
-          countMax = this.options.selectedTextFormat.split('>');
-          showCount = (countMax.length > 1 && selectedCount > countMax[1]) || (countMax.length === 1 && selectedCount >= 2);
-        }
-
-        // only loop through all selected options if the count won't be shown
-        if (showCount === false) {
-          for (var selectedIndex = 0; selectedIndex < selectedCount; selectedIndex++) {
-            if (selectedIndex < 50) {
-              var option = selectedOptions[selectedIndex],
-                  titleOptions = {},
-                  thisData = {
-                    content: option.getAttribute('data-content'),
-                    subtext: option.getAttribute('data-subtext'),
-                    icon: option.getAttribute('data-icon')
-                  };
-
-              if (this.multiple && selectedIndex > 0) {
-                titleFragment.appendChild(multipleSeparator.cloneNode(false));
-              }
-
-              if (option.title) {
-                titleOptions.text = option.title;
-              } else if (thisData.content && that.options.showContent) {
-                titleOptions.content = thisData.content.toString();
-                hasContent = true;
-              } else {
-                if (that.options.showIcon) {
-                  titleOptions.icon = thisData.icon;
-                  titleOptions.iconBase = this.options.iconBase;
-                }
-                if (that.options.showSubtext && !that.multiple && thisData.subtext) titleOptions.subtext = ' ' + thisData.subtext;
-                titleOptions.text = option.textContent.trim();
-              }
-
-              titleFragment.appendChild(generateOption.text(titleOptions, true));
-            } else {
-              break;
-            }
-          }
-
-          // add ellipsis
-          if (selectedCount > 49) {
-            titleFragment.appendChild(document.createTextNode('...'));
-          }
-        } else {
-          var optionSelector = ':not([hidden]):not([data-hidden="true"]):not([data-divider="true"])';
-          if (this.options.hideDisabled) optionSelector += ':not(:disabled)';
-
-          // If this is a multiselect, and selectedTextFormat is count, then show 1 of 2 selected, etc.
-          var totalCount = this.$element[0].querySelectorAll('select > option' + optionSelector + ', optgroup' + optionSelector + ' option' + optionSelector).length,
-              tr8nText = (typeof this.options.countSelectedText === 'function') ? this.options.countSelectedText(selectedCount, totalCount) : this.options.countSelectedText;
-
-          titleFragment = generateOption.text({
-            text: tr8nText.replace('{0}', selectedCount.toString()).replace('{1}', totalCount.toString())
-          }, true);
-        }
-      }
-
-      if (this.options.title == undefined) {
-        // use .attr to ensure undefined is returned if title attribute is not set
-        this.options.title = this.$element.attr('title');
-      }
-
-      // If the select doesn't have a title, then use the default, or if nothing is set at all, use noneSelectedText
-      if (!titleFragment.childNodes.length) {
-        titleFragment = generateOption.text({
-          text: typeof this.options.title !== 'undefined' ? this.options.title : this.options.noneSelectedText
-        }, true);
-      }
-
-      // strip all HTML tags and trim the result, then unescape any escaped tags
-      button.title = titleFragment.textContent.replace(/<[^>]*>?/g, '').trim();
-
-      if (this.options.sanitize && hasContent) {
-        sanitizeHtml([titleFragment], that.options.whiteList, that.options.sanitizeFn);
-      }
-
-      buttonInner.innerHTML = '';
-      buttonInner.appendChild(titleFragment);
-
-      if (version.major < 4 && this.$newElement[0].classList.contains('bs3-has-addon')) {
-        var filterExpand = button.querySelector('.filter-expand'),
-            clone = buttonInner.cloneNode(true);
-
-        clone.className = 'filter-expand';
-
-        if (filterExpand) {
-          button.replaceChild(clone, filterExpand);
-        } else {
-          button.appendChild(clone);
-        }
-      }
-
-      this.$element.trigger('rendered' + EVENT_KEY);
-    },
-
-    /**
-     * @param [style]
-     * @param [status]
-     */
-    setStyle: function (newStyle, status) {
-      var button = this.$button[0],
-          newElement = this.$newElement[0],
-          style = this.options.style.trim(),
-          buttonClass;
-
-      if (this.$element.attr('class')) {
-        this.$newElement.addClass(this.$element.attr('class').replace(/selectpicker|mobile-device|bs-select-hidden|validate\[.*\]/gi, ''));
-      }
-
-      if (version.major < 4) {
-        newElement.classList.add('bs3');
-
-        if (newElement.parentNode.classList.contains('input-group') &&
-            (newElement.previousElementSibling || newElement.nextElementSibling) &&
-            (newElement.previousElementSibling || newElement.nextElementSibling).classList.contains('input-group-addon')
-        ) {
-          newElement.classList.add('bs3-has-addon');
-        }
-      }
-
-      if (newStyle) {
-        buttonClass = newStyle.trim();
-      } else {
-        buttonClass = style;
-      }
-
-      if (status == 'add') {
-        if (buttonClass) button.classList.add.apply(button.classList, buttonClass.split(' '));
-      } else if (status == 'remove') {
-        if (buttonClass) button.classList.remove.apply(button.classList, buttonClass.split(' '));
-      } else {
-        if (style) button.classList.remove.apply(button.classList, style.split(' '));
-        if (buttonClass) button.classList.add.apply(button.classList, buttonClass.split(' '));
-      }
-    },
-
-    liHeight: function (refresh) {
-      if (!refresh && (this.options.size === false || this.sizeInfo)) return;
-
-      if (!this.sizeInfo) this.sizeInfo = {};
-
-      var newElement = document.createElement('div'),
-          menu = document.createElement('div'),
-          menuInner = document.createElement('div'),
-          menuInnerInner = document.createElement('ul'),
-          divider = document.createElement('li'),
-          dropdownHeader = document.createElement('li'),
-          li = document.createElement('li'),
-          a = document.createElement('a'),
-          text = document.createElement('span'),
-          header = this.options.header && this.$menu.find('.' + classNames.POPOVERHEADER).length > 0 ? this.$menu.find('.' + classNames.POPOVERHEADER)[0].cloneNode(true) : null,
-          search = this.options.liveSearch ? document.createElement('div') : null,
-          actions = this.options.actionsBox && this.multiple && this.$menu.find('.bs-actionsbox').length > 0 ? this.$menu.find('.bs-actionsbox')[0].cloneNode(true) : null,
-          doneButton = this.options.doneButton && this.multiple && this.$menu.find('.bs-donebutton').length > 0 ? this.$menu.find('.bs-donebutton')[0].cloneNode(true) : null,
-          firstOption = this.$element.find('option')[0];
-
-      this.sizeInfo.selectWidth = this.$newElement[0].offsetWidth;
-
-      text.className = 'text';
-      a.className = 'dropdown-item ' + (firstOption ? firstOption.className : '');
-      newElement.className = this.$menu[0].parentNode.className + ' ' + classNames.SHOW;
-      newElement.style.width = this.sizeInfo.selectWidth + 'px';
-      if (this.options.width === 'auto') menu.style.minWidth = 0;
-      menu.className = classNames.MENU + ' ' + classNames.SHOW;
-      menuInner.className = 'inner ' + classNames.SHOW;
-      menuInnerInner.className = classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : '');
-      divider.className = classNames.DIVIDER;
-      dropdownHeader.className = 'dropdown-header';
-
-      text.appendChild(document.createTextNode('\u200b'));
-      a.appendChild(text);
-      li.appendChild(a);
-      dropdownHeader.appendChild(text.cloneNode(true));
-
-      if (this.selectpicker.view.widestOption) {
-        menuInnerInner.appendChild(this.selectpicker.view.widestOption.cloneNode(true));
-      }
-
-      menuInnerInner.appendChild(li);
-      menuInnerInner.appendChild(divider);
-      menuInnerInner.appendChild(dropdownHeader);
-      if (header) menu.appendChild(header);
-      if (search) {
-        var input = document.createElement('input');
-        search.className = 'bs-searchbox';
-        input.className = 'form-control';
-        search.appendChild(input);
-        menu.appendChild(search);
-      }
-      if (actions) menu.appendChild(actions);
-      menuInner.appendChild(menuInnerInner);
-      menu.appendChild(menuInner);
-      if (doneButton) menu.appendChild(doneButton);
-      newElement.appendChild(menu);
-
-      document.body.appendChild(newElement);
-
-      var liHeight = li.offsetHeight,
-          dropdownHeaderHeight = dropdownHeader ? dropdownHeader.offsetHeight : 0,
-          headerHeight = header ? header.offsetHeight : 0,
-          searchHeight = search ? search.offsetHeight : 0,
-          actionsHeight = actions ? actions.offsetHeight : 0,
-          doneButtonHeight = doneButton ? doneButton.offsetHeight : 0,
-          dividerHeight = $(divider).outerHeight(true),
-          // fall back to jQuery if getComputedStyle is not supported
-          menuStyle = window.getComputedStyle ? window.getComputedStyle(menu) : false,
-          menuWidth = menu.offsetWidth,
-          $menu = menuStyle ? null : $(menu),
-          menuPadding = {
-            vert: toInteger(menuStyle ? menuStyle.paddingTop : $menu.css('paddingTop')) +
-                  toInteger(menuStyle ? menuStyle.paddingBottom : $menu.css('paddingBottom')) +
-                  toInteger(menuStyle ? menuStyle.borderTopWidth : $menu.css('borderTopWidth')) +
-                  toInteger(menuStyle ? menuStyle.borderBottomWidth : $menu.css('borderBottomWidth')),
-            horiz: toInteger(menuStyle ? menuStyle.paddingLeft : $menu.css('paddingLeft')) +
-                  toInteger(menuStyle ? menuStyle.paddingRight : $menu.css('paddingRight')) +
-                  toInteger(menuStyle ? menuStyle.borderLeftWidth : $menu.css('borderLeftWidth')) +
-                  toInteger(menuStyle ? menuStyle.borderRightWidth : $menu.css('borderRightWidth'))
-          },
-          menuExtras = {
-            vert: menuPadding.vert +
-                  toInteger(menuStyle ? menuStyle.marginTop : $menu.css('marginTop')) +
-                  toInteger(menuStyle ? menuStyle.marginBottom : $menu.css('marginBottom')) + 2,
-            horiz: menuPadding.horiz +
-                  toInteger(menuStyle ? menuStyle.marginLeft : $menu.css('marginLeft')) +
-                  toInteger(menuStyle ? menuStyle.marginRight : $menu.css('marginRight')) + 2
-          },
-          scrollBarWidth;
-
-      menuInner.style.overflowY = 'scroll';
-
-      scrollBarWidth = menu.offsetWidth - menuWidth;
-
-      document.body.removeChild(newElement);
-
-      this.sizeInfo.liHeight = liHeight;
-      this.sizeInfo.dropdownHeaderHeight = dropdownHeaderHeight;
-      this.sizeInfo.headerHeight = headerHeight;
-      this.sizeInfo.searchHeight = searchHeight;
-      this.sizeInfo.actionsHeight = actionsHeight;
-      this.sizeInfo.doneButtonHeight = doneButtonHeight;
-      this.sizeInfo.dividerHeight = dividerHeight;
-      this.sizeInfo.menuPadding = menuPadding;
-      this.sizeInfo.menuExtras = menuExtras;
-      this.sizeInfo.menuWidth = menuWidth;
-      this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth;
-      this.sizeInfo.scrollBarWidth = scrollBarWidth;
-      this.sizeInfo.selectHeight = this.$newElement[0].offsetHeight;
-
-      this.setPositionData();
-    },
-
-    getSelectPosition: function () {
-      var that = this,
-          $window = $(window),
-          pos = that.$newElement.offset(),
-          $container = $(that.options.container),
-          containerPos;
-
-      if (that.options.container && $container.length && !$container.is('body')) {
-        containerPos = $container.offset();
-        containerPos.top += parseInt($container.css('borderTopWidth'));
-        containerPos.left += parseInt($container.css('borderLeftWidth'));
-      } else {
-        containerPos = { top: 0, left: 0 };
-      }
-
-      var winPad = that.options.windowPadding;
-
-      this.sizeInfo.selectOffsetTop = pos.top - containerPos.top - $window.scrollTop();
-      this.sizeInfo.selectOffsetBot = $window.height() - this.sizeInfo.selectOffsetTop - this.sizeInfo.selectHeight - containerPos.top - winPad[2];
-      this.sizeInfo.selectOffsetLeft = pos.left - containerPos.left - $window.scrollLeft();
-      this.sizeInfo.selectOffsetRight = $window.width() - this.sizeInfo.selectOffsetLeft - this.sizeInfo.selectWidth - containerPos.left - winPad[1];
-      this.sizeInfo.selectOffsetTop -= winPad[0];
-      this.sizeInfo.selectOffsetLeft -= winPad[3];
-    },
-
-    setMenuSize: function (isAuto) {
-      this.getSelectPosition();
-
-      var selectWidth = this.sizeInfo.selectWidth,
-          liHeight = this.sizeInfo.liHeight,
-          headerHeight = this.sizeInfo.headerHeight,
-          searchHeight = this.sizeInfo.searchHeight,
-          actionsHeight = this.sizeInfo.actionsHeight,
-          doneButtonHeight = this.sizeInfo.doneButtonHeight,
-          divHeight = this.sizeInfo.dividerHeight,
-          menuPadding = this.sizeInfo.menuPadding,
-          menuInnerHeight,
-          menuHeight,
-          divLength = 0,
-          minHeight,
-          _minHeight,
-          maxHeight,
-          menuInnerMinHeight,
-          estimate;
-
-      if (this.options.dropupAuto) {
-        // Get the estimated height of the menu without scrollbars.
-        // This is useful for smaller menus, where there might be plenty of room
-        // below the button without setting dropup, but we can't know
-        // the exact height of the menu until createView is called later
-        estimate = liHeight * this.selectpicker.current.elements.length + menuPadding.vert;
-        this.$newElement.toggleClass(classNames.DROPUP, this.sizeInfo.selectOffsetTop - this.sizeInfo.selectOffsetBot > this.sizeInfo.menuExtras.vert && estimate + this.sizeInfo.menuExtras.vert + 50 > this.sizeInfo.selectOffsetBot);
-      }
-
-      if (this.options.size === 'auto') {
-        _minHeight = this.selectpicker.current.elements.length > 3 ? this.sizeInfo.liHeight * 3 + this.sizeInfo.menuExtras.vert - 2 : 0;
-        menuHeight = this.sizeInfo.selectOffsetBot - this.sizeInfo.menuExtras.vert;
-        minHeight = _minHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight;
-        menuInnerMinHeight = Math.max(_minHeight - menuPadding.vert, 0);
-
-        if (this.$newElement.hasClass(classNames.DROPUP)) {
-          menuHeight = this.sizeInfo.selectOffsetTop - this.sizeInfo.menuExtras.vert;
-        }
-
-        maxHeight = menuHeight;
-        menuInnerHeight = menuHeight - headerHeight - searchHeight - actionsHeight - doneButtonHeight - menuPadding.vert;
-      } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) {
-        for (var i = 0; i < this.options.size; i++) {
-          if (this.selectpicker.current.data[i].type === 'divider') divLength++;
-        }
-
-        menuHeight = liHeight * this.options.size + divLength * divHeight + menuPadding.vert;
-        menuInnerHeight = menuHeight - menuPadding.vert;
-        maxHeight = menuHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight;
-        minHeight = menuInnerMinHeight = '';
-      }
-
-      if (this.options.dropdownAlignRight === 'auto') {
-        this.$menu.toggleClass(classNames.MENURIGHT, this.sizeInfo.selectOffsetLeft > this.sizeInfo.selectOffsetRight && this.sizeInfo.selectOffsetRight < (this.sizeInfo.totalMenuWidth - selectWidth));
-      }
-
-      this.$menu.css({
-        'max-height': maxHeight + 'px',
-        'overflow': 'hidden',
-        'min-height': minHeight + 'px'
-      });
-
-      this.$menuInner.css({
-        'max-height': menuInnerHeight + 'px',
-        'overflow-y': 'auto',
-        'min-height': menuInnerMinHeight + 'px'
-      });
-
-      // ensure menuInnerHeight is always a positive number to prevent issues calculating chunkSize in createView
-      this.sizeInfo.menuInnerHeight = Math.max(menuInnerHeight, 1);
-
-      if (this.selectpicker.current.data.length && this.selectpicker.current.data[this.selectpicker.current.data.length - 1].position > this.sizeInfo.menuInnerHeight) {
-        this.sizeInfo.hasScrollBar = true;
-        this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth + this.sizeInfo.scrollBarWidth;
-
-        this.$menu.css('min-width', this.sizeInfo.totalMenuWidth);
-      }
-
-      if (this.dropdown && this.dropdown._popper) this.dropdown._popper.update();
-    },
-
-    setSize: function (refresh) {
-      this.liHeight(refresh);
-
-      if (this.options.header) this.$menu.css('padding-top', 0);
-      if (this.options.size === false) return;
-
-      var that = this,
-          $window = $(window);
-
-      this.setMenuSize();
-
-      if (this.options.liveSearch) {
-        this.$searchbox
-          .off('input.setMenuSize propertychange.setMenuSize')
-          .on('input.setMenuSize propertychange.setMenuSize', function () {
-            return that.setMenuSize();
-          });
-      }
-
-      if (this.options.size === 'auto') {
-        $window
-          .off('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize')
-          .on('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize', function () {
-            return that.setMenuSize();
-          });
-      } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) {
-        $window.off('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize');
-      }
-
-      that.createView(false, true, refresh);
-    },
-
-    setWidth: function () {
-      var that = this;
-
-      if (this.options.width === 'auto') {
-        requestAnimationFrame(function () {
-          that.$menu.css('min-width', '0');
-
-          that.$element.on('loaded' + EVENT_KEY, function () {
-            that.liHeight();
-            that.setMenuSize();
-
-            // Get correct width if element is hidden
-            var $selectClone = that.$newElement.clone().appendTo('body'),
-                btnWidth = $selectClone.css('width', 'auto').children('button').outerWidth();
-
-            $selectClone.remove();
-
-            // Set width to whatever's larger, button title or longest option
-            that.sizeInfo.selectWidth = Math.max(that.sizeInfo.totalMenuWidth, btnWidth);
-            that.$newElement.css('width', that.sizeInfo.selectWidth + 'px');
-          });
-        });
-      } else if (this.options.width === 'fit') {
-        // Remove inline min-width so width can be changed from 'auto'
-        this.$menu.css('min-width', '');
-        this.$newElement.css('width', '').addClass('fit-width');
-      } else if (this.options.width) {
-        // Remove inline min-width so width can be changed from 'auto'
-        this.$menu.css('min-width', '');
-        this.$newElement.css('width', this.options.width);
-      } else {
-        // Remove inline min-width/width so width can be changed
-        this.$menu.css('min-width', '');
-        this.$newElement.css('width', '');
-      }
-      // Remove fit-width class if width is changed programmatically
-      if (this.$newElement.hasClass('fit-width') && this.options.width !== 'fit') {
-        this.$newElement[0].classList.remove('fit-width');
-      }
-    },
-
-    selectPosition: function () {
-      this.$bsContainer = $('<div class="bs-container" />');
-
-      var that = this,
-          $container = $(this.options.container),
-          pos,
-          containerPos,
-          actualHeight,
-          getPlacement = function ($element) {
-            var containerPosition = {},
-                // fall back to dropdown's default display setting if display is not manually set
-                display = that.options.display || (
-                  // Bootstrap 3 doesn't have $.fn.dropdown.Constructor.Default
-                  $.fn.dropdown.Constructor.Default ? $.fn.dropdown.Constructor.Default.display
-                  : false
-                );
-
-            that.$bsContainer.addClass($element.attr('class').replace(/form-control|fit-width/gi, '')).toggleClass(classNames.DROPUP, $element.hasClass(classNames.DROPUP));
-            pos = $element.offset();
-
-            if (!$container.is('body')) {
-              containerPos = $container.offset();
-              containerPos.top += parseInt($container.css('borderTopWidth')) - $container.scrollTop();
-              containerPos.left += parseInt($container.css('borderLeftWidth')) - $container.scrollLeft();
-            } else {
-              containerPos = { top: 0, left: 0 };
-            }
-
-            actualHeight = $element.hasClass(classNames.DROPUP) ? 0 : $element[0].offsetHeight;
-
-            // Bootstrap 4+ uses Popper for menu positioning
-            if (version.major < 4 || display === 'static') {
-              containerPosition.top = pos.top - containerPos.top + actualHeight;
-              containerPosition.left = pos.left - containerPos.left;
-            }
-
-            containerPosition.width = $element[0].offsetWidth;
-
-            that.$bsContainer.css(containerPosition);
-          };
-
-      this.$button.on('click.bs.dropdown.data-api', function () {
-        if (that.isDisabled()) {
-          return;
-        }
-
-        getPlacement(that.$newElement);
-
-        that.$bsContainer
-          .appendTo(that.options.container)
-          .toggleClass(classNames.SHOW, !that.$button.hasClass(classNames.SHOW))
-          .append(that.$menu);
-      });
-
-      $(window)
-        .off('resize' + EVENT_KEY + '.' + this.selectId + ' scroll' + EVENT_KEY + '.' + this.selectId)
-        .on('resize' + EVENT_KEY + '.' + this.selectId + ' scroll' + EVENT_KEY + '.' + this.selectId, function () {
-          var isActive = that.$newElement.hasClass(classNames.SHOW);
-
-          if (isActive) getPlacement(that.$newElement);
-        });
-
-      this.$element.on('hide' + EVENT_KEY, function () {
-        that.$menu.data('height', that.$menu.height());
-        that.$bsContainer.detach();
-      });
-    },
-
-    setOptionStatus: function (selectedOnly) {
-      var that = this;
-
-      that.noScroll = false;
-
-      if (that.selectpicker.view.visibleElements && that.selectpicker.view.visibleElements.length) {
-        for (var i = 0; i < that.selectpicker.view.visibleElements.length; i++) {
-          var liData = that.selectpicker.current.data[i + that.selectpicker.view.position0],
-              option = liData.option;
-
-          if (option) {
-            if (selectedOnly !== true) {
-              that.setDisabled(
-                liData.index,
-                liData.disabled
-              );
-            }
-
-            that.setSelected(
-              liData.index,
-              option.selected
-            );
-          }
-        }
-      }
-    },
-
-    /**
-     * @param {number} index - the index of the option that is being changed
-     * @param {boolean} selected - true if the option is being selected, false if being deselected
-     */
-    setSelected: function (index, selected) {
-      var li = this.selectpicker.main.elements[index],
-          liData = this.selectpicker.main.data[index],
-          activeIndexIsSet = this.activeIndex !== undefined,
-          thisIsActive = this.activeIndex === index,
-          prevActive,
-          a,
-          // if current option is already active
-          // OR
-          // if the current option is being selected, it's NOT multiple, and
-          // activeIndex is undefined:
-          //  - when the menu is first being opened, OR
-          //  - after a search has been performed, OR
-          //  - when retainActive is false when selecting a new option (i.e. index of the newly selected option is not the same as the current activeIndex)
-          keepActive = thisIsActive || (selected && !this.multiple && !activeIndexIsSet);
-
-      liData.selected = selected;
-
-      a = li.firstChild;
-
-      if (selected) {
-        this.selectedIndex = index;
-      }
-
-      li.classList.toggle('selected', selected);
-
-      if (keepActive) {
-        this.focusItem(li, liData);
-        this.selectpicker.view.currentActive = li;
-        this.activeIndex = index;
-      } else {
-        this.defocusItem(li);
-      }
-
-      if (a) {
-        a.classList.toggle('selected', selected);
-
-        if (selected) {
-          a.setAttribute('aria-selected', true);
-        } else {
-          if (this.multiple) {
-            a.setAttribute('aria-selected', false);
-          } else {
-            a.removeAttribute('aria-selected');
-          }
-        }
-      }
-
-      if (!keepActive && !activeIndexIsSet && selected && this.prevActiveIndex !== undefined) {
-        prevActive = this.selectpicker.main.elements[this.prevActiveIndex];
-
-        this.defocusItem(prevActive);
-      }
-    },
-
-    /**
-     * @param {number} index - the index of the option that is being disabled
-     * @param {boolean} disabled - true if the option is being disabled, false if being enabled
-     */
-    setDisabled: function (index, disabled) {
-      var li = this.selectpicker.main.elements[index],
-          a;
-
-      this.selectpicker.main.data[index].disabled = disabled;
-
-      a = li.firstChild;
-
-      li.classList.toggle(classNames.DISABLED, disabled);
-
-      if (a) {
-        if (version.major === '4') a.classList.toggle(classNames.DISABLED, disabled);
-
-        if (disabled) {
-          a.setAttribute('aria-disabled', disabled);
-          a.setAttribute('tabindex', -1);
-        } else {
-          a.removeAttribute('aria-disabled');
-          a.setAttribute('tabindex', 0);
-        }
-      }
-    },
-
-    isDisabled: function () {
-      return this.$element[0].disabled;
-    },
-
-    checkDisabled: function () {
-      var that = this;
-
-      if (this.isDisabled()) {
-        this.$newElement[0].classList.add(classNames.DISABLED);
-        this.$button.addClass(classNames.DISABLED).attr('tabindex', -1).attr('aria-disabled', true);
-      } else {
-        if (this.$button[0].classList.contains(classNames.DISABLED)) {
-          this.$newElement[0].classList.remove(classNames.DISABLED);
-          this.$button.removeClass(classNames.DISABLED).attr('aria-disabled', false);
-        }
-
-        if (this.$button.attr('tabindex') == -1 && !this.$element.data('tabindex')) {
-          this.$button.removeAttr('tabindex');
-        }
-      }
-
-      this.$button.on('click', function () {
-        return !that.isDisabled();
-      });
-    },
-
-    tabIndex: function () {
-      if (this.$element.data('tabindex') !== this.$element.attr('tabindex') &&
-        (this.$element.attr('tabindex') !== -98 && this.$element.attr('tabindex') !== '-98')) {
-        this.$element.data('tabindex', this.$element.attr('tabindex'));
-        this.$button.attr('tabindex', this.$element.data('tabindex'));
-      }
-
-      this.$element.attr('tabindex', -98);
-    },
-
-    clickListener: function () {
-      var that = this,
-          $document = $(document);
-
-      $document.data('spaceSelect', false);
-
-      this.$button.on('keyup', function (e) {
-        if (/(32)/.test(e.keyCode.toString(10)) && $document.data('spaceSelect')) {
-          e.preventDefault();
-          $document.data('spaceSelect', false);
-        }
-      });
-
-      this.$newElement.on('show.bs.dropdown', function () {
-        if (version.major > 3 && !that.dropdown) {
-          that.dropdown = that.$button.data('bs.dropdown');
-          that.dropdown._menu = that.$menu[0];
-        }
-      });
-
-      this.$button.on('click.bs.dropdown.data-api', function () {
-        if (!that.$newElement.hasClass(classNames.SHOW)) {
-          that.setSize();
-        }
-      });
-
-      function setFocus () {
-        if (that.options.liveSearch) {
-          that.$searchbox.trigger('focus');
-        } else {
-          that.$menuInner.trigger('focus');
-        }
-      }
-
-      function checkPopperExists () {
-        if (that.dropdown && that.dropdown._popper && that.dropdown._popper.state.isCreated) {
-          setFocus();
-        } else {
-          requestAnimationFrame(checkPopperExists);
-        }
-      }
-
-      this.$element.on('shown' + EVENT_KEY, function () {
-        if (that.$menuInner[0].scrollTop !== that.selectpicker.view.scrollTop) {
-          that.$menuInner[0].scrollTop = that.selectpicker.view.scrollTop;
-        }
-
-        if (version.major > 3) {
-          requestAnimationFrame(checkPopperExists);
-        } else {
-          setFocus();
-        }
-      });
-
-      // ensure posinset and setsize are correct before selecting an option via a click
-      this.$menuInner.on('mouseenter', 'li a', function (e) {
-        var hoverLi = this.parentElement,
-            position0 = that.isVirtual() ? that.selectpicker.view.position0 : 0,
-            index = Array.prototype.indexOf.call(hoverLi.parentElement.children, hoverLi),
-            hoverData = that.selectpicker.current.data[index + position0];
-
-        that.focusItem(hoverLi, hoverData, true);
-      });
-
-      this.$menuInner.on('click', 'li a', function (e, retainActive) {
-        var $this = $(this),
-            element = that.$element[0],
-            position0 = that.isVirtual() ? that.selectpicker.view.position0 : 0,
-            clickedData = that.selectpicker.current.data[$this.parent().index() + position0],
-            clickedIndex = clickedData.index,
-            prevValue = getSelectValues(element),
-            prevIndex = element.selectedIndex,
-            prevOption = element.options[prevIndex],
-            triggerChange = true;
-
-        // Don't close on multi choice menu
-        if (that.multiple && that.options.maxOptions !== 1) {
-          e.stopPropagation();
-        }
-
-        e.preventDefault();
-
-        // Don't run if the select is disabled
-        if (!that.isDisabled() && !$this.parent().hasClass(classNames.DISABLED)) {
-          var $options = that.$element.find('option'),
-              option = clickedData.option,
-              $option = $(option),
-              state = option.selected,
-              $optgroup = $option.parent('optgroup'),
-              $optgroupOptions = $optgroup.find('option'),
-              maxOptions = that.options.maxOptions,
-              maxOptionsGrp = $optgroup.data('maxOptions') || false;
-
-          if (clickedIndex === that.activeIndex) retainActive = true;
-
-          if (!retainActive) {
-            that.prevActiveIndex = that.activeIndex;
-            that.activeIndex = undefined;
-          }
-
-          if (!that.multiple) { // Deselect all others if not multi select box
-            prevOption.selected = false;
-            option.selected = true;
-            that.setSelected(clickedIndex, true);
-          } else { // Toggle the one we have chosen if we are multi select.
-            option.selected = !state;
-
-            that.setSelected(clickedIndex, !state);
-            $this.trigger('blur');
-
-            if (maxOptions !== false || maxOptionsGrp !== false) {
-              var maxReached = maxOptions < $options.filter(':selected').length,
-                  maxReachedGrp = maxOptionsGrp < $optgroup.find('option:selected').length;
-
-              if ((maxOptions && maxReached) || (maxOptionsGrp && maxReachedGrp)) {
-                if (maxOptions && maxOptions == 1) {
-                  $options.prop('selected', false);
-                  $option.prop('selected', true);
-
-                  for (var i = 0; i < $options.length; i++) {
-                    that.setSelected(i, false);
-                  }
-
-                  that.setSelected(clickedIndex, true);
-                } else if (maxOptionsGrp && maxOptionsGrp == 1) {
-                  $optgroup.find('option:selected').prop('selected', false);
-                  $option.prop('selected', true);
-
-                  for (var i = 0; i < $optgroupOptions.length; i++) {
-                    var option = $optgroupOptions[i];
-                    that.setSelected($options.index(option), false);
-                  }
-
-                  that.setSelected(clickedIndex, true);
-                } else {
-                  var maxOptionsText = typeof that.options.maxOptionsText === 'string' ? [that.options.maxOptionsText, that.options.maxOptionsText] : that.options.maxOptionsText,
-                      maxOptionsArr = typeof maxOptionsText === 'function' ? maxOptionsText(maxOptions, maxOptionsGrp) : maxOptionsText,
-                      maxTxt = maxOptionsArr[0].replace('{n}', maxOptions),
-                      maxTxtGrp = maxOptionsArr[1].replace('{n}', maxOptionsGrp),
-                      $notify = $('<div class="notify"></div>');
-                  // If {var} is set in array, replace it
-                  /** @deprecated */
-                  if (maxOptionsArr[2]) {
-                    maxTxt = maxTxt.replace('{var}', maxOptionsArr[2][maxOptions > 1 ? 0 : 1]);
-                    maxTxtGrp = maxTxtGrp.replace('{var}', maxOptionsArr[2][maxOptionsGrp > 1 ? 0 : 1]);
-                  }
-
-                  $option.prop('selected', false);
-
-                  that.$menu.append($notify);
-
-                  if (maxOptions && maxReached) {
-                    $notify.append($('<div>' + maxTxt + '</div>'));
-                    triggerChange = false;
-                    that.$element.trigger('maxReached' + EVENT_KEY);
-                  }
-
-                  if (maxOptionsGrp && maxReachedGrp) {
-                    $notify.append($('<div>' + maxTxtGrp + '</div>'));
-                    triggerChange = false;
-                    that.$element.trigger('maxReachedGrp' + EVENT_KEY);
-                  }
-
-                  setTimeout(function () {
-                    that.setSelected(clickedIndex, false);
-                  }, 10);
-
-                  $notify.delay(750).fadeOut(300, function () {
-                    $(this).remove();
-                  });
-                }
-              }
-            }
-          }
-
-          if (!that.multiple || (that.multiple && that.options.maxOptions === 1)) {
-            that.$button.trigger('focus');
-          } else if (that.options.liveSearch) {
-            that.$searchbox.trigger('focus');
-          }
-
-          // Trigger select 'change'
-          if (triggerChange) {
-            if (that.multiple || prevIndex !== element.selectedIndex) {
-              // $option.prop('selected') is current option state (selected/unselected). prevValue is the value of the select prior to being changed.
-              changedArguments = [option.index, $option.prop('selected'), prevValue];
-              that.$element
-                .triggerNative('change');
-            }
-          }
-        }
-      });
-
-      this.$menu.on('click', 'li.' + classNames.DISABLED + ' a, .' + classNames.POPOVERHEADER + ', .' + classNames.POPOVERHEADER + ' :not(.close)', function (e) {
-        if (e.currentTarget == this) {
-          e.preventDefault();
-          e.stopPropagation();
-          if (that.options.liveSearch && !$(e.target).hasClass('close')) {
-            that.$searchbox.trigger('focus');
-          } else {
-            that.$button.trigger('focus');
-          }
-        }
-      });
-
-      this.$menuInner.on('click', '.divider, .dropdown-header', function (e) {
-        e.preventDefault();
-        e.stopPropagation();
-        if (that.options.liveSearch) {
-          that.$searchbox.trigger('focus');
-        } else {
-          that.$button.trigger('focus');
-        }
-      });
-
-      this.$menu.on('click', '.' + classNames.POPOVERHEADER + ' .close', function () {
-        that.$button.trigger('click');
-      });
-
-      this.$searchbox.on('click', function (e) {
-        e.stopPropagation();
-      });
-
-      this.$menu.on('click', '.actions-btn', function (e) {
-        if (that.options.liveSearch) {
-          that.$searchbox.trigger('focus');
-        } else {
-          that.$button.trigger('focus');
-        }
-
-        e.preventDefault();
-        e.stopPropagation();
-
-        if ($(this).hasClass('bs-select-all')) {
-          that.selectAll();
-        } else {
-          that.deselectAll();
-        }
-      });
-
-      this.$element
-        .on('change' + EVENT_KEY, function () {
-          that.render();
-          that.$element.trigger('changed' + EVENT_KEY, changedArguments);
-          changedArguments = null;
-        })
-        .on('focus' + EVENT_KEY, function () {
-          if (!that.options.mobile) that.$button.trigger('focus');
-        });
-    },
-
-    liveSearchListener: function () {
-      var that = this,
-          noResults = document.createElement('li');
-
-      this.$button.on('click.bs.dropdown.data-api', function () {
-        if (!!that.$searchbox.val()) {
-          that.$searchbox.val('');
-        }
-      });
-
-      this.$searchbox.on('click.bs.dropdown.data-api focus.bs.dropdown.data-api touchend.bs.dropdown.data-api', function (e) {
-        e.stopPropagation();
-      });
-
-      this.$searchbox.on('input propertychange', function () {
-        var searchValue = that.$searchbox.val();
-
-        that.selectpicker.search.elements = [];
-        that.selectpicker.search.data = [];
-
-        if (searchValue) {
-          var i,
-              searchMatch = [],
-              q = searchValue.toUpperCase(),
-              cache = {},
-              cacheArr = [],
-              searchStyle = that._searchStyle(),
-              normalizeSearch = that.options.liveSearchNormalize;
-
-          if (normalizeSearch) q = normalizeToBase(q);
-
-          that._$lisSelected = that.$menuInner.find('.selected');
-
-          for (var i = 0; i < that.selectpicker.main.data.length; i++) {
-            var li = that.selectpicker.main.data[i];
-
-            if (!cache[i]) {
-              cache[i] = stringSearch(li, q, searchStyle, normalizeSearch);
-            }
-
-            if (cache[i] && li.headerIndex !== undefined && cacheArr.indexOf(li.headerIndex) === -1) {
-              if (li.headerIndex > 0) {
-                cache[li.headerIndex - 1] = true;
-                cacheArr.push(li.headerIndex - 1);
-              }
-
-              cache[li.headerIndex] = true;
-              cacheArr.push(li.headerIndex);
-
-              cache[li.lastIndex + 1] = true;
-            }
-
-            if (cache[i] && li.type !== 'optgroup-label') cacheArr.push(i);
-          }
-
-          for (var i = 0, cacheLen = cacheArr.length; i < cacheLen; i++) {
-            var index = cacheArr[i],
-                prevIndex = cacheArr[i - 1],
-                li = that.selectpicker.main.data[index],
-                liPrev = that.selectpicker.main.data[prevIndex];
-
-            if (li.type !== 'divider' || (li.type === 'divider' && liPrev && liPrev.type !== 'divider' && cacheLen - 1 !== i)) {
-              that.selectpicker.search.data.push(li);
-              searchMatch.push(that.selectpicker.main.elements[index]);
-            }
-          }
-
-          that.activeIndex = undefined;
-          that.noScroll = true;
-          that.$menuInner.scrollTop(0);
-          that.selectpicker.search.elements = searchMatch;
-          that.createView(true);
-
-          if (!searchMatch.length) {
-            noResults.className = 'no-results';
-            noResults.innerHTML = that.options.noneResultsText.replace('{0}', '"' + htmlEscape(searchValue) + '"');
-            that.$menuInner[0].firstChild.appendChild(noResults);
-          }
-        } else {
-          that.$menuInner.scrollTop(0);
-          that.createView(false);
-        }
-      });
-    },
-
-    _searchStyle: function () {
-      return this.options.liveSearchStyle || 'contains';
-    },
-
-    val: function (value) {
-      var element = this.$element[0];
-
-      if (typeof value !== 'undefined') {
-        var prevValue = getSelectValues(element);
-
-        changedArguments = [null, null, prevValue];
-
-        this.$element
-          .val(value)
-          .trigger('changed' + EVENT_KEY, changedArguments);
-
-        if (this.$newElement.hasClass(classNames.SHOW)) {
-          if (this.multiple) {
-            this.setOptionStatus(true);
-          } else {
-            var liSelectedIndex = (element.options[element.selectedIndex] || {}).liIndex;
-
-            if (typeof liSelectedIndex === 'number') {
-              this.setSelected(this.selectedIndex, false);
-              this.setSelected(liSelectedIndex, true);
-            }
-          }
-        }
-
-        this.render();
-
-        changedArguments = null;
-
-        return this.$element;
-      } else {
-        return this.$element.val();
-      }
-    },
-
-    changeAll: function (status) {
-      if (!this.multiple) return;
-      if (typeof status === 'undefined') status = true;
-
-      var element = this.$element[0],
-          previousSelected = 0,
-          currentSelected = 0,
-          prevValue = getSelectValues(element);
-
-      element.classList.add('bs-select-hidden');
-
-      for (var i = 0, len = this.selectpicker.current.elements.length; i < len; i++) {
-        var liData = this.selectpicker.current.data[i],
-            option = liData.option;
-
-        if (option && !liData.disabled && liData.type !== 'divider') {
-          if (liData.selected) previousSelected++;
-          option.selected = status;
-          if (status) currentSelected++;
-        }
-      }
-
-      element.classList.remove('bs-select-hidden');
-
-      if (previousSelected === currentSelected) return;
-
-      this.setOptionStatus();
-
-      changedArguments = [null, null, prevValue];
-
-      this.$element
-        .triggerNative('change');
-    },
-
-    selectAll: function () {
-      return this.changeAll(true);
-    },
-
-    deselectAll: function () {
-      return this.changeAll(false);
-    },
-
-    toggle: function (e) {
-      e = e || window.event;
-
-      if (e) e.stopPropagation();
-
-      this.$button.trigger('click.bs.dropdown.data-api');
-    },
-
-    keydown: function (e) {
-      var $this = $(this),
-          isToggle = $this.hasClass('dropdown-toggle'),
-          $parent = isToggle ? $this.closest('.dropdown') : $this.closest(Selector.MENU),
-          that = $parent.data('this'),
-          $items = that.findLis(),
-          index,
-          isActive,
-          liActive,
-          activeLi,
-          offset,
-          updateScroll = false,
-          downOnTab = e.which === keyCodes.TAB && !isToggle && !that.options.selectOnTab,
-          isArrowKey = REGEXP_ARROW.test(e.which) || downOnTab,
-          scrollTop = that.$menuInner[0].scrollTop,
-          isVirtual = that.isVirtual(),
-          position0 = isVirtual === true ? that.selectpicker.view.position0 : 0;
-
-      isActive = that.$newElement.hasClass(classNames.SHOW);
-
-      if (
-        !isActive &&
-        (
-          isArrowKey ||
-          (e.which >= 48 && e.which <= 57) ||
-          (e.which >= 96 && e.which <= 105) ||
-          (e.which >= 65 && e.which <= 90)
-        )
-      ) {
-        that.$button.trigger('click.bs.dropdown.data-api');
-
-        if (that.options.liveSearch) {
-          that.$searchbox.trigger('focus');
-          return;
-        }
-      }
-
-      if (e.which === keyCodes.ESCAPE && isActive) {
-        e.preventDefault();
-        that.$button.trigger('click.bs.dropdown.data-api').trigger('focus');
-      }
-
-      if (isArrowKey) { // if up or down
-        if (!$items.length) return;
-
-        liActive = that.selectpicker.main.elements[that.activeIndex];
-        index = liActive ? Array.prototype.indexOf.call(liActive.parentElement.children, liActive) : -1;
-
-        if (index !== -1) {
-          that.defocusItem(liActive);
-        }
-
-        if (e.which === keyCodes.ARROW_UP) { // up
-          if (index !== -1) index--;
-          if (index + position0 < 0) index += $items.length;
-
-          if (!that.selectpicker.view.canHighlight[index + position0]) {
-            index = that.selectpicker.view.canHighlight.slice(0, index + position0).lastIndexOf(true) - position0;
-            if (index === -1) index = $items.length - 1;
-          }
-        } else if (e.which === keyCodes.ARROW_DOWN || downOnTab) { // down
-          index++;
-          if (index + position0 >= that.selectpicker.view.canHighlight.length) index = 0;
-
-          if (!that.selectpicker.view.canHighlight[index + position0]) {
-            index = index + 1 + that.selectpicker.view.canHighlight.slice(index + position0 + 1).indexOf(true);
-          }
-        }
-
-        e.preventDefault();
-
-        var liActiveIndex = position0 + index;
-
-        if (e.which === keyCodes.ARROW_UP) { // up
-          // scroll to bottom and highlight last option
-          if (position0 === 0 && index === $items.length - 1) {
-            that.$menuInner[0].scrollTop = that.$menuInner[0].scrollHeight;
-
-            liActiveIndex = that.selectpicker.current.elements.length - 1;
-          } else {
-            activeLi = that.selectpicker.current.data[liActiveIndex];
-            offset = activeLi.position - activeLi.height;
-
-            updateScroll = offset < scrollTop;
-          }
-        } else if (e.which === keyCodes.ARROW_DOWN || downOnTab) { // down
-          // scroll to top and highlight first option
-          if (index === 0) {
-            that.$menuInner[0].scrollTop = 0;
-
-            liActiveIndex = 0;
-          } else {
-            activeLi = that.selectpicker.current.data[liActiveIndex];
-            offset = activeLi.position - that.sizeInfo.menuInnerHeight;
-
-            updateScroll = offset > scrollTop;
-          }
-        }
-
-        liActive = that.selectpicker.current.elements[liActiveIndex];
-
-        that.activeIndex = that.selectpicker.current.data[liActiveIndex].index;
-
-        that.focusItem(liActive);
-
-        that.selectpicker.view.currentActive = liActive;
-
-        if (updateScroll) that.$menuInner[0].scrollTop = offset;
-
-        if (that.options.liveSearch) {
-          that.$searchbox.trigger('focus');
-        } else {
-          $this.trigger('focus');
-        }
-      } else if (
-        (!$this.is('input') && !REGEXP_TAB_OR_ESCAPE.test(e.which)) ||
-        (e.which === keyCodes.SPACE && that.selectpicker.keydown.keyHistory)
-      ) {
-        var searchMatch,
-            matches = [],
-            keyHistory;
-
-        e.preventDefault();
-
-        that.selectpicker.keydown.keyHistory += keyCodeMap[e.which];
-
-        if (that.selectpicker.keydown.resetKeyHistory.cancel) clearTimeout(that.selectpicker.keydown.resetKeyHistory.cancel);
-        that.selectpicker.keydown.resetKeyHistory.cancel = that.selectpicker.keydown.resetKeyHistory.start();
-
-        keyHistory = that.selectpicker.keydown.keyHistory;
-
-        // if all letters are the same, set keyHistory to just the first character when searching
-        if (/^(.)\1+$/.test(keyHistory)) {
-          keyHistory = keyHistory.charAt(0);
-        }
-
-        // find matches
-        for (var i = 0; i < that.selectpicker.current.data.length; i++) {
-          var li = that.selectpicker.current.data[i],
-              hasMatch;
-
-          hasMatch = stringSearch(li, keyHistory, 'startsWith', true);
-
-          if (hasMatch && that.selectpicker.view.canHighlight[i]) {
-            matches.push(li.index);
-          }
-        }
-
-        if (matches.length) {
-          var matchIndex = 0;
-
-          $items.removeClass('active').find('a').removeClass('active');
-
-          // either only one key has been pressed or they are all the same key
-          if (keyHistory.length === 1) {
-            matchIndex = matches.indexOf(that.activeIndex);
-
-            if (matchIndex === -1 || matchIndex === matches.length - 1) {
-              matchIndex = 0;
-            } else {
-              matchIndex++;
-            }
-          }
-
-          searchMatch = matches[matchIndex];
-
-          activeLi = that.selectpicker.main.data[searchMatch];
-
-          if (scrollTop - activeLi.position > 0) {
-            offset = activeLi.position - activeLi.height;
-            updateScroll = true;
-          } else {
-            offset = activeLi.position - that.sizeInfo.menuInnerHeight;
-            // if the option is already visible at the current scroll position, just keep it the same
-            updateScroll = activeLi.position > scrollTop + that.sizeInfo.menuInnerHeight;
-          }
-
-          liActive = that.selectpicker.main.elements[searchMatch];
-
-          that.activeIndex = matches[matchIndex];
-
-          that.focusItem(liActive);
-
-          if (liActive) liActive.firstChild.focus();
-
-          if (updateScroll) that.$menuInner[0].scrollTop = offset;
-
-          $this.trigger('focus');
-        }
-      }
-
-      // Select focused option if "Enter", "Spacebar" or "Tab" (when selectOnTab is true) are pressed inside the menu.
-      if (
-        isActive &&
-        (
-          (e.which === keyCodes.SPACE && !that.selectpicker.keydown.keyHistory) ||
-          e.which === keyCodes.ENTER ||
-          (e.which === keyCodes.TAB && that.options.selectOnTab)
-        )
-      ) {
-        if (e.which !== keyCodes.SPACE) e.preventDefault();
-
-        if (!that.options.liveSearch || e.which !== keyCodes.SPACE) {
-          that.$menuInner.find('.active a').trigger('click', true); // retain active class
-          $this.trigger('focus');
-
-          if (!that.options.liveSearch) {
-            // Prevent screen from scrolling if the user hits the spacebar
-            e.preventDefault();
-            // Fixes spacebar selection of dropdown items in FF & IE
-            $(document).data('spaceSelect', true);
-          }
-        }
-      }
-    },
-
-    mobile: function () {
-      this.$element[0].classList.add('mobile-device');
-    },
-
-    refresh: function () {
-      // update options if data attributes have been changed
-      var config = $.extend({}, this.options, this.$element.data());
-      this.options = config;
-
-      this.checkDisabled();
-      this.setStyle();
-      this.render();
-      this.createLi();
-      this.setWidth();
-
-      this.setSize(true);
-
-      this.$element.trigger('refreshed' + EVENT_KEY);
-    },
-
-    hide: function () {
-      this.$newElement.hide();
-    },
-
-    show: function () {
-      this.$newElement.show();
-    },
-
-    remove: function () {
-      this.$newElement.remove();
-      this.$element.remove();
-    },
-
-    destroy: function () {
-      this.$newElement.before(this.$element).remove();
-
-      if (this.$bsContainer) {
-        this.$bsContainer.remove();
-      } else {
-        this.$menu.remove();
-      }
-
-      this.$element
-        .off(EVENT_KEY)
-        .removeData('selectpicker')
-        .removeClass('bs-select-hidden selectpicker');
-
-      $(window).off(EVENT_KEY + '.' + this.selectId);
-    }
-  };
-
-  // SELECTPICKER PLUGIN DEFINITION
-  // ==============================
-  function Plugin (option) {
-    // get the args of the outer function..
-    var args = arguments;
-    // The arguments of the function are explicitly re-defined from the argument list, because the shift causes them
-    // to get lost/corrupted in android 2.3 and IE9 #715 #775
-    var _option = option;
-
-    [].shift.apply(args);
-
-    // if the version was not set successfully
-    if (!version.success) {
-      // try to retreive it again
-      try {
-        version.full = ($.fn.dropdown.Constructor.VERSION || '').split(' ')[0].split('.');
-      } catch (err) {
-        // fall back to use BootstrapVersion if set
-        if (Selectpicker.BootstrapVersion) {
-          version.full = Selectpicker.BootstrapVersion.split(' ')[0].split('.');
-        } else {
-          version.full = [version.major, '0', '0'];
-
-          console.warn(
-            'There was an issue retrieving Bootstrap\'s version. ' +
-            'Ensure Bootstrap is being loaded before bootstrap-select and there is no namespace collision. ' +
-            'If loading Bootstrap asynchronously, the version may need to be manually specified via $.fn.selectpicker.Constructor.BootstrapVersion.',
-            err
-          );
-        }
-      }
-
-      version.major = version.full[0];
-      version.success = true;
-    }
-
-    if (version.major === '4') {
-      // some defaults need to be changed if using Bootstrap 4
-      // check to see if they have already been manually changed before forcing them to update
-      var toUpdate = [];
-
-      if (Selectpicker.DEFAULTS.style === classNames.BUTTONCLASS) toUpdate.push({ name: 'style', className: 'BUTTONCLASS' });
-      if (Selectpicker.DEFAULTS.iconBase === classNames.ICONBASE) toUpdate.push({ name: 'iconBase', className: 'ICONBASE' });
-      if (Selectpicker.DEFAULTS.tickIcon === classNames.TICKICON) toUpdate.push({ name: 'tickIcon', className: 'TICKICON' });
-
-      classNames.DIVIDER = 'dropdown-divider';
-      classNames.SHOW = 'show';
-      classNames.BUTTONCLASS = 'btn-light';
-      classNames.POPOVERHEADER = 'popover-header';
-      classNames.ICONBASE = '';
-      classNames.TICKICON = 'bs-ok-default';
-
-      for (var i = 0; i < toUpdate.length; i++) {
-        var option = toUpdate[i];
-        Selectpicker.DEFAULTS[option.name] = classNames[option.className];
-      }
-    }
-
-    var value;
-    var chain = this.each(function () {
-      var $this = $(this);
-      if ($this.is('select')) {
-        var data = $this.data('selectpicker'),
-            options = typeof _option == 'object' && _option;
-
-        if (!data) {
-          var dataAttributes = $this.data();
-
-          for (var dataAttr in dataAttributes) {
-            if (dataAttributes.hasOwnProperty(dataAttr) && $.inArray(dataAttr, DISALLOWED_ATTRIBUTES) !== -1) {
-              delete dataAttributes[dataAttr];
-            }
-          }
-
-          var config = $.extend({}, Selectpicker.DEFAULTS, $.fn.selectpicker.defaults || {}, dataAttributes, options);
-          config.template = $.extend({}, Selectpicker.DEFAULTS.template, ($.fn.selectpicker.defaults ? $.fn.selectpicker.defaults.template : {}), dataAttributes.template, options.template);
-          $this.data('selectpicker', (data = new Selectpicker(this, config)));
-        } else if (options) {
-          for (var i in options) {
-            if (options.hasOwnProperty(i)) {
-              data.options[i] = options[i];
-            }
-          }
-        }
-
-        if (typeof _option == 'string') {
-          if (data[_option] instanceof Function) {
-            value = data[_option].apply(data, args);
-          } else {
-            value = data.options[_option];
-          }
-        }
-      }
-    });
-
-    if (typeof value !== 'undefined') {
-      // noinspection JSUnusedAssignment
-      return value;
-    } else {
-      return chain;
-    }
-  }
-
-  var old = $.fn.selectpicker;
-  $.fn.selectpicker = Plugin;
-  $.fn.selectpicker.Constructor = Selectpicker;
-
-  // SELECTPICKER NO CONFLICT
-  // ========================
-  $.fn.selectpicker.noConflict = function () {
-    $.fn.selectpicker = old;
-    return this;
-  };
-
-  $(document)
-    .off('keydown.bs.dropdown.data-api')
-    .on('keydown' + EVENT_KEY, '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input', Selectpicker.prototype.keydown)
-    .on('focusin.modal', '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input', function (e) {
-      e.stopPropagation();
-    });
-
-  // SELECTPICKER DATA-API
-  // =====================
-  $(window).on('load' + EVENT_KEY + '.data-api', function () {
-    $('.selectpicker').each(function () {
-      var $selectpicker = $(this);
-      Plugin.call($selectpicker, $selectpicker.data());
-    })
-  });
-})(jQuery);
-
-
+/*!
+ * Bootstrap-select v1.13.18 (https://developer.snapappointments.com/bootstrap-select)
+ *
+ * Copyright 2012-2020 SnapAppointments, LLC
+ * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
+ */
+
+(function (root, factory) {
+  if (root === undefined && window !== undefined) root = window;
+  if (typeof define === 'function' && define.amd) {
+    // AMD. Register as an anonymous module unless amdModuleId is set
+    define(["jquery"], function (a0) {
+      return (factory(a0));
+    });
+  } else if (typeof module === 'object' && module.exports) {
+    // Node. Does not work with strict CommonJS, but
+    // only CommonJS-like environments that support module.exports,
+    // like Node.
+    module.exports = factory(require("jquery"));
+  } else {
+    factory(root["jQuery"]);
+  }
+}(this, function (jQuery) {
+
+(function ($) {
+  'use strict';
+
+  var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn'];
+
+  var uriAttrs = [
+    'background',
+    'cite',
+    'href',
+    'itemtype',
+    'longdesc',
+    'poster',
+    'src',
+    'xlink:href'
+  ];
+
+  var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
+
+  var DefaultWhitelist = {
+    // Global attributes allowed on any supplied element below.
+    '*': ['class', 'dir', 'id', 'lang', 'role', 'tabindex', 'style', ARIA_ATTRIBUTE_PATTERN],
+    a: ['target', 'href', 'title', 'rel'],
+    area: [],
+    b: [],
+    br: [],
+    col: [],
+    code: [],
+    div: [],
+    em: [],
+    hr: [],
+    h1: [],
+    h2: [],
+    h3: [],
+    h4: [],
+    h5: [],
+    h6: [],
+    i: [],
+    img: ['src', 'alt', 'title', 'width', 'height'],
+    li: [],
+    ol: [],
+    p: [],
+    pre: [],
+    s: [],
+    small: [],
+    span: [],
+    sub: [],
+    sup: [],
+    strong: [],
+    u: [],
+    ul: []
+  }
+
+  /**
+   * A pattern that recognizes a commonly useful subset of URLs that are safe.
+   *
+   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
+   */
+  var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi;
+
+  /**
+   * A pattern that matches safe data URLs. Only matches image, video and audio types.
+   *
+   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
+   */
+  var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i;
+
+  function allowedAttribute (attr, allowedAttributeList) {
+    var attrName = attr.nodeName.toLowerCase()
+
+    if ($.inArray(attrName, allowedAttributeList) !== -1) {
+      if ($.inArray(attrName, uriAttrs) !== -1) {
+        return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN))
+      }
+
+      return true
+    }
+
+    var regExp = $(allowedAttributeList).filter(function (index, value) {
+      return value instanceof RegExp
+    })
+
+    // Check if a regular expression validates the attribute.
+    for (var i = 0, l = regExp.length; i < l; i++) {
+      if (attrName.match(regExp[i])) {
+        return true
+      }
+    }
+
+    return false
+  }
+
+  function sanitizeHtml (unsafeElements, whiteList, sanitizeFn) {
+    if (sanitizeFn && typeof sanitizeFn === 'function') {
+      return sanitizeFn(unsafeElements);
+    }
+
+    var whitelistKeys = Object.keys(whiteList);
+
+    for (var i = 0, len = unsafeElements.length; i < len; i++) {
+      var elements = unsafeElements[i].querySelectorAll('*');
+
+      for (var j = 0, len2 = elements.length; j < len2; j++) {
+        var el = elements[j];
+        var elName = el.nodeName.toLowerCase();
+
+        if (whitelistKeys.indexOf(elName) === -1) {
+          el.parentNode.removeChild(el);
+
+          continue;
+        }
+
+        var attributeList = [].slice.call(el.attributes);
+        var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || []);
+
+        for (var k = 0, len3 = attributeList.length; k < len3; k++) {
+          var attr = attributeList[k];
+
+          if (!allowedAttribute(attr, whitelistedAttributes)) {
+            el.removeAttribute(attr.nodeName);
+          }
+        }
+      }
+    }
+  }
+
+  // Polyfill for browsers with no classList support
+  // Remove in v2
+  if (!('classList' in document.createElement('_'))) {
+    (function (view) {
+      if (!('Element' in view)) return;
+
+      var classListProp = 'classList',
+          protoProp = 'prototype',
+          elemCtrProto = view.Element[protoProp],
+          objCtr = Object,
+          classListGetter = function () {
+            var $elem = $(this);
+
+            return {
+              add: function (classes) {
+                classes = Array.prototype.slice.call(arguments).join(' ');
+                return $elem.addClass(classes);
+              },
+              remove: function (classes) {
+                classes = Array.prototype.slice.call(arguments).join(' ');
+                return $elem.removeClass(classes);
+              },
+              toggle: function (classes, force) {
+                return $elem.toggleClass(classes, force);
+              },
+              contains: function (classes) {
+                return $elem.hasClass(classes);
+              }
+            }
+          };
+
+      if (objCtr.defineProperty) {
+        var classListPropDesc = {
+          get: classListGetter,
+          enumerable: true,
+          configurable: true
+        };
+        try {
+          objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
+        } catch (ex) { // IE 8 doesn't support enumerable:true
+          // adding undefined to fight this issue https://github.com/eligrey/classList.js/issues/36
+          // modernie IE8-MSW7 machine has IE8 8.0.6001.18702 and is affected
+          if (ex.number === undefined || ex.number === -0x7FF5EC54) {
+            classListPropDesc.enumerable = false;
+            objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
+          }
+        }
+      } else if (objCtr[protoProp].__defineGetter__) {
+        elemCtrProto.__defineGetter__(classListProp, classListGetter);
+      }
+    }(window));
+  }
+
+  var testElement = document.createElement('_');
+
+  testElement.classList.add('c1', 'c2');
+
+  if (!testElement.classList.contains('c2')) {
+    var _add = DOMTokenList.prototype.add,
+        _remove = DOMTokenList.prototype.remove;
+
+    DOMTokenList.prototype.add = function () {
+      Array.prototype.forEach.call(arguments, _add.bind(this));
+    }
+
+    DOMTokenList.prototype.remove = function () {
+      Array.prototype.forEach.call(arguments, _remove.bind(this));
+    }
+  }
+
+  testElement.classList.toggle('c3', false);
+
+  // Polyfill for IE 10 and Firefox <24, where classList.toggle does not
+  // support the second argument.
+  if (testElement.classList.contains('c3')) {
+    var _toggle = DOMTokenList.prototype.toggle;
+
+    DOMTokenList.prototype.toggle = function (token, force) {
+      if (1 in arguments && !this.contains(token) === !force) {
+        return force;
+      } else {
+        return _toggle.call(this, token);
+      }
+    };
+  }
+
+  testElement = null;
+
+  // shallow array comparison
+  function isEqual (array1, array2) {
+    return array1.length === array2.length && array1.every(function (element, index) {
+      return element === array2[index];
+    });
+  };
+
+  // <editor-fold desc="Shims">
+  if (!String.prototype.startsWith) {
+    (function () {
+      'use strict'; // needed to support `apply`/`call` with `undefined`/`null`
+      var defineProperty = (function () {
+        // IE 8 only supports `Object.defineProperty` on DOM elements
+        try {
+          var object = {};
+          var $defineProperty = Object.defineProperty;
+          var result = $defineProperty(object, object, object) && $defineProperty;
+        } catch (error) {
+        }
+        return result;
+      }());
+      var toString = {}.toString;
+      var startsWith = function (search) {
+        if (this == null) {
+          throw new TypeError();
+        }
+        var string = String(this);
+        if (search && toString.call(search) == '[object RegExp]') {
+          throw new TypeError();
+        }
+        var stringLength = string.length;
+        var searchString = String(search);
+        var searchLength = searchString.length;
+        var position = arguments.length > 1 ? arguments[1] : undefined;
+        // `ToInteger`
+        var pos = position ? Number(position) : 0;
+        if (pos != pos) { // better `isNaN`
+          pos = 0;
+        }
+        var start = Math.min(Math.max(pos, 0), stringLength);
+        // Avoid the `indexOf` call if no match is possible
+        if (searchLength + start > stringLength) {
+          return false;
+        }
+        var index = -1;
+        while (++index < searchLength) {
+          if (string.charCodeAt(start + index) != searchString.charCodeAt(index)) {
+            return false;
+          }
+        }
+        return true;
+      };
+      if (defineProperty) {
+        defineProperty(String.prototype, 'startsWith', {
+          'value': startsWith,
+          'configurable': true,
+          'writable': true
+        });
+      } else {
+        String.prototype.startsWith = startsWith;
+      }
+    }());
+  }
+
+  if (!Object.keys) {
+    Object.keys = function (
+      o, // object
+      k, // key
+      r  // result array
+    ) {
+      // initialize object and result
+      r = [];
+      // iterate over object keys
+      for (k in o) {
+        // fill result array with non-prototypical keys
+        r.hasOwnProperty.call(o, k) && r.push(k);
+      }
+      // return result
+      return r;
+    };
+  }
+
+  if (HTMLSelectElement && !HTMLSelectElement.prototype.hasOwnProperty('selectedOptions')) {
+    Object.defineProperty(HTMLSelectElement.prototype, 'selectedOptions', {
+      get: function () {
+        return this.querySelectorAll(':checked');
+      }
+    });
+  }
+
+  function getSelectedOptions (select, ignoreDisabled) {
+    var selectedOptions = select.selectedOptions,
+        options = [],
+        opt;
+
+    if (ignoreDisabled) {
+      for (var i = 0, len = selectedOptions.length; i < len; i++) {
+        opt = selectedOptions[i];
+
+        if (!(opt.disabled || opt.parentNode.tagName === 'OPTGROUP' && opt.parentNode.disabled)) {
+          options.push(opt);
+        }
+      }
+
+      return options;
+    }
+
+    return selectedOptions;
+  }
+
+  // much faster than $.val()
+  function getSelectValues (select, selectedOptions) {
+    var value = [],
+        options = selectedOptions || select.selectedOptions,
+        opt;
+
+    for (var i = 0, len = options.length; i < len; i++) {
+      opt = options[i];
+
+      if (!(opt.disabled || opt.parentNode.tagName === 'OPTGROUP' && opt.parentNode.disabled)) {
+        value.push(opt.value);
+      }
+    }
+
+    if (!select.multiple) {
+      return !value.length ? null : value[0];
+    }
+
+    return value;
+  }
+
+  // set data-selected on select element if the value has been programmatically selected
+  // prior to initialization of bootstrap-select
+  // * consider removing or replacing an alternative method *
+  var valHooks = {
+    useDefault: false,
+    _set: $.valHooks.select.set
+  };
+
+  $.valHooks.select.set = function (elem, value) {
+    if (value && !valHooks.useDefault) $(elem).data('selected', true);
+
+    return valHooks._set.apply(this, arguments);
+  };
+
+  var changedArguments = null;
+
+  var EventIsSupported = (function () {
+    try {
+      new Event('change');
+      return true;
+    } catch (e) {
+      return false;
+    }
+  })();
+
+  $.fn.triggerNative = function (eventName) {
+    var el = this[0],
+        event;
+
+    if (el.dispatchEvent) { // for modern browsers & IE9+
+      if (EventIsSupported) {
+        // For modern browsers
+        event = new Event(eventName, {
+          bubbles: true
+        });
+      } else {
+        // For IE since it doesn't support Event constructor
+        event = document.createEvent('Event');
+        event.initEvent(eventName, true, false);
+      }
+
+      el.dispatchEvent(event);
+    } else if (el.fireEvent) { // for IE8
+      event = document.createEventObject();
+      event.eventType = eventName;
+      el.fireEvent('on' + eventName, event);
+    } else {
+      // fall back to jQuery.trigger
+      this.trigger(eventName);
+    }
+  };
+  // </editor-fold>
+
+  function stringSearch (li, searchString, method, normalize) {
+    var stringTypes = [
+          'display',
+          'subtext',
+          'tokens'
+        ],
+        searchSuccess = false;
+
+    for (var i = 0; i < stringTypes.length; i++) {
+      var stringType = stringTypes[i],
+          string = li[stringType];
+
+      if (string) {
+        string = string.toString();
+
+        // Strip HTML tags. This isn't perfect, but it's much faster than any other method
+        if (stringType === 'display') {
+          string = string.replace(/<[^>]+>/g, '');
+        }
+
+        if (normalize) string = normalizeToBase(string);
+        string = string.toUpperCase();
+
+        if (method === 'contains') {
+          searchSuccess = string.indexOf(searchString) >= 0;
+        } else {
+          searchSuccess = string.startsWith(searchString);
+        }
+
+        if (searchSuccess) break;
+      }
+    }
+
+    return searchSuccess;
+  }
+
+  function toInteger (value) {
+    return parseInt(value, 10) || 0;
+  }
+
+  // Borrowed from Lodash (_.deburr)
+  /** Used to map Latin Unicode letters to basic Latin letters. */
+  var deburredLetters = {
+    // Latin-1 Supplement block.
+    '\xc0': 'A',  '\xc1': 'A', '\xc2': 'A', '\xc3': 'A', '\xc4': 'A', '\xc5': 'A',
+    '\xe0': 'a',  '\xe1': 'a', '\xe2': 'a', '\xe3': 'a', '\xe4': 'a', '\xe5': 'a',
+    '\xc7': 'C',  '\xe7': 'c',
+    '\xd0': 'D',  '\xf0': 'd',
+    '\xc8': 'E',  '\xc9': 'E', '\xca': 'E', '\xcb': 'E',
+    '\xe8': 'e',  '\xe9': 'e', '\xea': 'e', '\xeb': 'e',
+    '\xcc': 'I',  '\xcd': 'I', '\xce': 'I', '\xcf': 'I',
+    '\xec': 'i',  '\xed': 'i', '\xee': 'i', '\xef': 'i',
+    '\xd1': 'N',  '\xf1': 'n',
+    '\xd2': 'O',  '\xd3': 'O', '\xd4': 'O', '\xd5': 'O', '\xd6': 'O', '\xd8': 'O',
+    '\xf2': 'o',  '\xf3': 'o', '\xf4': 'o', '\xf5': 'o', '\xf6': 'o', '\xf8': 'o',
+    '\xd9': 'U',  '\xda': 'U', '\xdb': 'U', '\xdc': 'U',
+    '\xf9': 'u',  '\xfa': 'u', '\xfb': 'u', '\xfc': 'u',
+    '\xdd': 'Y',  '\xfd': 'y', '\xff': 'y',
+    '\xc6': 'Ae', '\xe6': 'ae',
+    '\xde': 'Th', '\xfe': 'th',
+    '\xdf': 'ss',
+    // Latin Extended-A block.
+    '\u0100': 'A',  '\u0102': 'A', '\u0104': 'A',
+    '\u0101': 'a',  '\u0103': 'a', '\u0105': 'a',
+    '\u0106': 'C',  '\u0108': 'C', '\u010a': 'C', '\u010c': 'C',
+    '\u0107': 'c',  '\u0109': 'c', '\u010b': 'c', '\u010d': 'c',
+    '\u010e': 'D',  '\u0110': 'D', '\u010f': 'd', '\u0111': 'd',
+    '\u0112': 'E',  '\u0114': 'E', '\u0116': 'E', '\u0118': 'E', '\u011a': 'E',
+    '\u0113': 'e',  '\u0115': 'e', '\u0117': 'e', '\u0119': 'e', '\u011b': 'e',
+    '\u011c': 'G',  '\u011e': 'G', '\u0120': 'G', '\u0122': 'G',
+    '\u011d': 'g',  '\u011f': 'g', '\u0121': 'g', '\u0123': 'g',
+    '\u0124': 'H',  '\u0126': 'H', '\u0125': 'h', '\u0127': 'h',
+    '\u0128': 'I',  '\u012a': 'I', '\u012c': 'I', '\u012e': 'I', '\u0130': 'I',
+    '\u0129': 'i',  '\u012b': 'i', '\u012d': 'i', '\u012f': 'i', '\u0131': 'i',
+    '\u0134': 'J',  '\u0135': 'j',
+    '\u0136': 'K',  '\u0137': 'k', '\u0138': 'k',
+    '\u0139': 'L',  '\u013b': 'L', '\u013d': 'L', '\u013f': 'L', '\u0141': 'L',
+    '\u013a': 'l',  '\u013c': 'l', '\u013e': 'l', '\u0140': 'l', '\u0142': 'l',
+    '\u0143': 'N',  '\u0145': 'N', '\u0147': 'N', '\u014a': 'N',
+    '\u0144': 'n',  '\u0146': 'n', '\u0148': 'n', '\u014b': 'n',
+    '\u014c': 'O',  '\u014e': 'O', '\u0150': 'O',
+    '\u014d': 'o',  '\u014f': 'o', '\u0151': 'o',
+    '\u0154': 'R',  '\u0156': 'R', '\u0158': 'R',
+    '\u0155': 'r',  '\u0157': 'r', '\u0159': 'r',
+    '\u015a': 'S',  '\u015c': 'S', '\u015e': 'S', '\u0160': 'S',
+    '\u015b': 's',  '\u015d': 's', '\u015f': 's', '\u0161': 's',
+    '\u0162': 'T',  '\u0164': 'T', '\u0166': 'T',
+    '\u0163': 't',  '\u0165': 't', '\u0167': 't',
+    '\u0168': 'U',  '\u016a': 'U', '\u016c': 'U', '\u016e': 'U', '\u0170': 'U', '\u0172': 'U',
+    '\u0169': 'u',  '\u016b': 'u', '\u016d': 'u', '\u016f': 'u', '\u0171': 'u', '\u0173': 'u',
+    '\u0174': 'W',  '\u0175': 'w',
+    '\u0176': 'Y',  '\u0177': 'y', '\u0178': 'Y',
+    '\u0179': 'Z',  '\u017b': 'Z', '\u017d': 'Z',
+    '\u017a': 'z',  '\u017c': 'z', '\u017e': 'z',
+    '\u0132': 'IJ', '\u0133': 'ij',
+    '\u0152': 'Oe', '\u0153': 'oe',
+    '\u0149': "'n", '\u017f': 's'
+  };
+
+  /** Used to match Latin Unicode letters (excluding mathematical operators). */
+  var reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g;
+
+  /** Used to compose unicode character classes. */
+  var rsComboMarksRange = '\\u0300-\\u036f',
+      reComboHalfMarksRange = '\\ufe20-\\ufe2f',
+      rsComboSymbolsRange = '\\u20d0-\\u20ff',
+      rsComboMarksExtendedRange = '\\u1ab0-\\u1aff',
+      rsComboMarksSupplementRange = '\\u1dc0-\\u1dff',
+      rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange + rsComboMarksExtendedRange + rsComboMarksSupplementRange;
+
+  /** Used to compose unicode capture groups. */
+  var rsCombo = '[' + rsComboRange + ']';
+
+  /**
+   * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
+   * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
+   */
+  var reComboMark = RegExp(rsCombo, 'g');
+
+  function deburrLetter (key) {
+    return deburredLetters[key];
+  };
+
+  function normalizeToBase (string) {
+    string = string.toString();
+    return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');
+  }
+
+  // List of HTML entities for escaping.
+  var escapeMap = {
+    '&': '&',
+    '<': '<',
+    '>': '>',
+    '"': '"',
+    "'": '&#x27;',
+    '`': '&#x60;'
+  };
+
+  // Functions for escaping and unescaping strings to/from HTML interpolation.
+  var createEscaper = function (map) {
+    var escaper = function (match) {
+      return map[match];
+    };
+    // Regexes for identifying a key that needs to be escaped.
+    var source = '(?:' + Object.keys(map).join('|') + ')';
+    var testRegexp = RegExp(source);
+    var replaceRegexp = RegExp(source, 'g');
+    return function (string) {
+      string = string == null ? '' : '' + string;
+      return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
+    };
+  };
+
+  var htmlEscape = createEscaper(escapeMap);
+
+  /**
+   * ------------------------------------------------------------------------
+   * Constants
+   * ------------------------------------------------------------------------
+   */
+
+  var keyCodeMap = {
+    32: ' ',
+    48: '0',
+    49: '1',
+    50: '2',
+    51: '3',
+    52: '4',
+    53: '5',
+    54: '6',
+    55: '7',
+    56: '8',
+    57: '9',
+    59: ';',
+    65: 'A',
+    66: 'B',
+    67: 'C',
+    68: 'D',
+    69: 'E',
+    70: 'F',
+    71: 'G',
+    72: 'H',
+    73: 'I',
+    74: 'J',
+    75: 'K',
+    76: 'L',
+    77: 'M',
+    78: 'N',
+    79: 'O',
+    80: 'P',
+    81: 'Q',
+    82: 'R',
+    83: 'S',
+    84: 'T',
+    85: 'U',
+    86: 'V',
+    87: 'W',
+    88: 'X',
+    89: 'Y',
+    90: 'Z',
+    96: '0',
+    97: '1',
+    98: '2',
+    99: '3',
+    100: '4',
+    101: '5',
+    102: '6',
+    103: '7',
+    104: '8',
+    105: '9'
+  };
+
+  var keyCodes = {
+    ESCAPE: 27, // KeyboardEvent.which value for Escape (Esc) key
+    ENTER: 13, // KeyboardEvent.which value for Enter key
+    SPACE: 32, // KeyboardEvent.which value for space key
+    TAB: 9, // KeyboardEvent.which value for tab key
+    ARROW_UP: 38, // KeyboardEvent.which value for up arrow key
+    ARROW_DOWN: 40 // KeyboardEvent.which value for down arrow key
+  }
+
+  var version = {
+    success: false,
+    major: '3'
+  };
+
+  try {
+    version.full = ($.fn.dropdown.Constructor.VERSION || '').split(' ')[0].split('.');
+    version.major = version.full[0];
+    version.success = true;
+  } catch (err) {
+    // do nothing
+  }
+
+  var selectId = 0;
+
+  var EVENT_KEY = '.bs.select';
+
+  var classNames = {
+    DISABLED: 'disabled',
+    DIVIDER: 'divider',
+    SHOW: 'open',
+    DROPUP: 'dropup',
+    MENU: 'dropdown-menu',
+    MENURIGHT: 'dropdown-menu-right',
+    MENULEFT: 'dropdown-menu-left',
+    // to-do: replace with more advanced template/customization options
+    BUTTONCLASS: 'btn-default',
+    POPOVERHEADER: 'popover-title',
+    ICONBASE: 'glyphicon',
+    TICKICON: 'glyphicon-ok'
+  }
+
+  var Selector = {
+    MENU: '.' + classNames.MENU
+  }
+
+  var elementTemplates = {
+    div: document.createElement('div'),
+    span: document.createElement('span'),
+    i: document.createElement('i'),
+    subtext: document.createElement('small'),
+    a: document.createElement('a'),
+    li: document.createElement('li'),
+    whitespace: document.createTextNode('\u00A0'),
+    fragment: document.createDocumentFragment()
+  }
+
+  elementTemplates.noResults = elementTemplates.li.cloneNode(false);
+  elementTemplates.noResults.className = 'no-results';
+
+  elementTemplates.a.setAttribute('role', 'option');
+  elementTemplates.a.className = 'dropdown-item';
+
+  elementTemplates.subtext.className = 'text-muted';
+
+  elementTemplates.text = elementTemplates.span.cloneNode(false);
+  elementTemplates.text.className = 'text';
+
+  elementTemplates.checkMark = elementTemplates.span.cloneNode(false);
+
+  var REGEXP_ARROW = new RegExp(keyCodes.ARROW_UP + '|' + keyCodes.ARROW_DOWN);
+  var REGEXP_TAB_OR_ESCAPE = new RegExp('^' + keyCodes.TAB + '$|' + keyCodes.ESCAPE);
+
+  var generateOption = {
+    li: function (content, classes, optgroup) {
+      var li = elementTemplates.li.cloneNode(false);
+
+      if (content) {
+        if (content.nodeType === 1 || content.nodeType === 11) {
+          li.appendChild(content);
+        } else {
+          li.innerHTML = content;
+        }
+      }
+
+      if (typeof classes !== 'undefined' && classes !== '') li.className = classes;
+      if (typeof optgroup !== 'undefined' && optgroup !== null) li.classList.add('optgroup-' + optgroup);
+
+      return li;
+    },
+
+    a: function (text, classes, inline) {
+      var a = elementTemplates.a.cloneNode(true);
+
+      if (text) {
+        if (text.nodeType === 11) {
+          a.appendChild(text);
+        } else {
+          a.insertAdjacentHTML('beforeend', text);
+        }
+      }
+
+      if (typeof classes !== 'undefined' && classes !== '') a.classList.add.apply(a.classList, classes.split(/\s+/));
+      if (inline) a.setAttribute('style', inline);
+
+      return a;
+    },
+
+    text: function (options, useFragment) {
+      var textElement = elementTemplates.text.cloneNode(false),
+          subtextElement,
+          iconElement;
+
+      if (options.content) {
+        textElement.innerHTML = options.content;
+      } else {
+        textElement.textContent = options.text;
+
+        if (options.icon) {
+          var whitespace = elementTemplates.whitespace.cloneNode(false);
+
+          // need to use <i> for icons in the button to prevent a breaking change
+          // note: switch to span in next major release
+          iconElement = (useFragment === true ? elementTemplates.i : elementTemplates.span).cloneNode(false);
+          iconElement.className = this.options.iconBase + ' ' + options.icon;
+
+          elementTemplates.fragment.appendChild(iconElement);
+          elementTemplates.fragment.appendChild(whitespace);
+        }
+
+        if (options.subtext) {
+          subtextElement = elementTemplates.subtext.cloneNode(false);
+          subtextElement.textContent = options.subtext;
+          textElement.appendChild(subtextElement);
+        }
+      }
+
+      if (useFragment === true) {
+        while (textElement.childNodes.length > 0) {
+          elementTemplates.fragment.appendChild(textElement.childNodes[0]);
+        }
+      } else {
+        elementTemplates.fragment.appendChild(textElement);
+      }
+
+      return elementTemplates.fragment;
+    },
+
+    label: function (options) {
+      var textElement = elementTemplates.text.cloneNode(false),
+          subtextElement,
+          iconElement;
+
+      textElement.innerHTML = options.display;
+
+      if (options.icon) {
+        var whitespace = elementTemplates.whitespace.cloneNode(false);
+
+        iconElement = elementTemplates.span.cloneNode(false);
+        iconElement.className = this.options.iconBase + ' ' + options.icon;
+
+        elementTemplates.fragment.appendChild(iconElement);
+        elementTemplates.fragment.appendChild(whitespace);
+      }
+
+      if (options.subtext) {
+        subtextElement = elementTemplates.subtext.cloneNode(false);
+        subtextElement.textContent = options.subtext;
+        textElement.appendChild(subtextElement);
+      }
+
+      elementTemplates.fragment.appendChild(textElement);
+
+      return elementTemplates.fragment;
+    }
+  }
+
+  function showNoResults (searchMatch, searchValue) {
+    if (!searchMatch.length) {
+      elementTemplates.noResults.innerHTML = this.options.noneResultsText.replace('{0}', '"' + htmlEscape(searchValue) + '"');
+      this.$menuInner[0].firstChild.appendChild(elementTemplates.noResults);
+    }
+  }
+
+  var Selectpicker = function (element, options) {
+    var that = this;
+
+    // bootstrap-select has been initialized - revert valHooks.select.set back to its original function
+    if (!valHooks.useDefault) {
+      $.valHooks.select.set = valHooks._set;
+      valHooks.useDefault = true;
+    }
+
+    this.$element = $(element);
+    this.$newElement = null;
+    this.$button = null;
+    this.$menu = null;
+    this.options = options;
+    this.selectpicker = {
+      main: {},
+      search: {},
+      current: {}, // current changes if a search is in progress
+      view: {},
+      isSearching: false,
+      keydown: {
+        keyHistory: '',
+        resetKeyHistory: {
+          start: function () {
+            return setTimeout(function () {
+              that.selectpicker.keydown.keyHistory = '';
+            }, 800);
+          }
+        }
+      }
+    };
+
+    this.sizeInfo = {};
+
+    // If we have no title yet, try to pull it from the html title attribute (jQuery doesnt' pick it up as it's not a
+    // data-attribute)
+    if (this.options.title === null) {
+      this.options.title = this.$element.attr('title');
+    }
+
+    // Format window padding
+    var winPad = this.options.windowPadding;
+    if (typeof winPad === 'number') {
+      this.options.windowPadding = [winPad, winPad, winPad, winPad];
+    }
+
+    // Expose public methods
+    this.val = Selectpicker.prototype.val;
+    this.render = Selectpicker.prototype.render;
+    this.refresh = Selectpicker.prototype.refresh;
+    this.setStyle = Selectpicker.prototype.setStyle;
+    this.selectAll = Selectpicker.prototype.selectAll;
+    this.deselectAll = Selectpicker.prototype.deselectAll;
+    this.destroy = Selectpicker.prototype.destroy;
+    this.remove = Selectpicker.prototype.remove;
+    this.show = Selectpicker.prototype.show;
+    this.hide = Selectpicker.prototype.hide;
+
+    this.init();
+  };
+
+  Selectpicker.VERSION = '1.13.18';
+
+  // part of this is duplicated in i18n/defaults-en_US.js. Make sure to update both.
+  Selectpicker.DEFAULTS = {
+    noneSelectedText: 'Nothing selected',
+    noneResultsText: 'No results matched {0}',
+    countSelectedText: function (numSelected, numTotal) {
+      return (numSelected == 1) ? '{0} item selected' : '{0} items selected';
+    },
+    maxOptionsText: function (numAll, numGroup) {
+      return [
+        (numAll == 1) ? 'Limit reached ({n} item max)' : 'Limit reached ({n} items max)',
+        (numGroup == 1) ? 'Group limit reached ({n} item max)' : 'Group limit reached ({n} items max)'
+      ];
+    },
+    selectAllText: 'Select All',
+    deselectAllText: 'Deselect All',
+    doneButton: false,
+    doneButtonText: 'Close',
+    multipleSeparator: ', ',
+    styleBase: 'btn',
+    style: classNames.BUTTONCLASS,
+    size: 'auto',
+    title: null,
+    selectedTextFormat: 'values',
+    width: false,
+    container: false,
+    hideDisabled: false,
+    showSubtext: false,
+    showIcon: true,
+    showContent: true,
+    dropupAuto: true,
+    header: false,
+    liveSearch: false,
+    liveSearchPlaceholder: null,
+    liveSearchNormalize: false,
+    liveSearchStyle: 'contains',
+    actionsBox: false,
+    iconBase: classNames.ICONBASE,
+    tickIcon: classNames.TICKICON,
+    showTick: false,
+    template: {
+      caret: '<span class="caret"></span>'
+    },
+    maxOptions: false,
+    mobile: false,
+    selectOnTab: false,
+    dropdownAlignRight: false,
+    windowPadding: 0,
+    virtualScroll: 600,
+    display: false,
+    sanitize: true,
+    sanitizeFn: null,
+    whiteList: DefaultWhitelist
+  };
+
+  Selectpicker.prototype = {
+
+    constructor: Selectpicker,
+
+    init: function () {
+      var that = this,
+          id = this.$element.attr('id'),
+          element = this.$element[0],
+          form = element.form;
+
+      selectId++;
+      this.selectId = 'bs-select-' + selectId;
+
+      element.classList.add('bs-select-hidden');
+
+      this.multiple = this.$element.prop('multiple');
+      this.autofocus = this.$element.prop('autofocus');
+
+      if (element.classList.contains('show-tick')) {
+        this.options.showTick = true;
+      }
+
+      this.$newElement = this.createDropdown();
+      this.buildData();
+      this.$element
+        .after(this.$newElement)
+        .prependTo(this.$newElement);
+
+      // ensure select is associated with form element if it got unlinked after moving it inside newElement
+      if (form && element.form === null) {
+        if (!form.id) form.id = 'form-' + this.selectId;
+        element.setAttribute('form', form.id);
+      }
+
+      this.$button = this.$newElement.children('button');
+      this.$menu = this.$newElement.children(Selector.MENU);
+      this.$menuInner = this.$menu.children('.inner');
+      this.$searchbox = this.$menu.find('input');
+
+      element.classList.remove('bs-select-hidden');
+
+      if (this.options.dropdownAlignRight === true) this.$menu[0].classList.add(classNames.MENURIGHT);
+
+      if (typeof id !== 'undefined') {
+        this.$button.attr('data-id', id);
+      }
+
+      this.checkDisabled();
+      this.clickListener();
+
+      if (this.options.liveSearch) {
+        this.liveSearchListener();
+        this.focusedParent = this.$searchbox[0];
+      } else {
+        this.focusedParent = this.$menuInner[0];
+      }
+
+      this.setStyle();
+      this.render();
+      this.setWidth();
+      if (this.options.container) {
+        this.selectPosition();
+      } else {
+        this.$element.on('hide' + EVENT_KEY, function () {
+          if (that.isVirtual()) {
+            // empty menu on close
+            var menuInner = that.$menuInner[0],
+                emptyMenu = menuInner.firstChild.cloneNode(false);
+
+            // replace the existing UL with an empty one - this is faster than $.empty() or innerHTML = ''
+            menuInner.replaceChild(emptyMenu, menuInner.firstChild);
+            menuInner.scrollTop = 0;
+          }
+        });
+      }
+      this.$menu.data('this', this);
+      this.$newElement.data('this', this);
+      if (this.options.mobile) this.mobile();
+
+      this.$newElement.on({
+        'hide.bs.dropdown': function (e) {
+          that.$element.trigger('hide' + EVENT_KEY, e);
+        },
+        'hidden.bs.dropdown': function (e) {
+          that.$element.trigger('hidden' + EVENT_KEY, e);
+        },
+        'show.bs.dropdown': function (e) {
+          that.$element.trigger('show' + EVENT_KEY, e);
+        },
+        'shown.bs.dropdown': function (e) {
+          that.$element.trigger('shown' + EVENT_KEY, e);
+        }
+      });
+
+      if (element.hasAttribute('required')) {
+        this.$element.on('invalid' + EVENT_KEY, function () {
+          that.$button[0].classList.add('bs-invalid');
+
+          that.$element
+            .on('shown' + EVENT_KEY + '.invalid', function () {
+              that.$element
+                .val(that.$element.val()) // set the value to hide the validation message in Chrome when menu is opened
+                .off('shown' + EVENT_KEY + '.invalid');
+            })
+            .on('rendered' + EVENT_KEY, function () {
+              // if select is no longer invalid, remove the bs-invalid class
+              if (this.validity.valid) that.$button[0].classList.remove('bs-invalid');
+              that.$element.off('rendered' + EVENT_KEY);
+            });
+
+          that.$button.on('blur' + EVENT_KEY, function () {
+            that.$element.trigger('focus').trigger('blur');
+            that.$button.off('blur' + EVENT_KEY);
+          });
+        });
+      }
+
+      setTimeout(function () {
+        that.buildList();
+        that.$element.trigger('loaded' + EVENT_KEY);
+      });
+    },
+
+    createDropdown: function () {
+      // Options
+      // If we are multiple or showTick option is set, then add the show-tick class
+      var showTick = (this.multiple || this.options.showTick) ? ' show-tick' : '',
+          multiselectable = this.multiple ? ' aria-multiselectable="true"' : '',
+          inputGroup = '',
+          autofocus = this.autofocus ? ' autofocus' : '';
+
+      if (version.major < 4 && this.$element.parent().hasClass('input-group')) {
+        inputGroup = ' input-group-btn';
+      }
+
+      // Elements
+      var drop,
+          header = '',
+          searchbox = '',
+          actionsbox = '',
+          donebutton = '';
+
+      if (this.options.header) {
+        header =
+          '<div class="' + classNames.POPOVERHEADER + '">' +
+            '<button type="button" class="close" aria-hidden="true">×</button>' +
+              this.options.header +
+          '</div>';
+      }
+
+      if (this.options.liveSearch) {
+        searchbox =
+          '<div class="bs-searchbox">' +
+            '<input type="search" class="form-control" autocomplete="off"' +
+              (
+                this.options.liveSearchPlaceholder === null ? ''
+                :
+                ' placeholder="' + htmlEscape(this.options.liveSearchPlaceholder) + '"'
+              ) +
+              ' role="combobox" aria-label="Search" aria-controls="' + this.selectId + '" aria-autocomplete="list">' +
+          '</div>';
+      }
+
+      if (this.multiple && this.options.actionsBox) {
+        actionsbox =
+          '<div class="bs-actionsbox">' +
+            '<div class="btn-group btn-group-sm btn-block">' +
+              '<button type="button" class="actions-btn bs-select-all btn ' + classNames.BUTTONCLASS + '">' +
+                this.options.selectAllText +
+              '</button>' +
+              '<button type="button" class="actions-btn bs-deselect-all btn ' + classNames.BUTTONCLASS + '">' +
+                this.options.deselectAllText +
+              '</button>' +
+            '</div>' +
+          '</div>';
+      }
+
+      if (this.multiple && this.options.doneButton) {
+        donebutton =
+          '<div class="bs-donebutton">' +
+            '<div class="btn-group btn-block">' +
+              '<button type="button" class="btn btn-sm ' + classNames.BUTTONCLASS + '">' +
+                this.options.doneButtonText +
+              '</button>' +
+            '</div>' +
+          '</div>';
+      }
+
+      drop =
+        '<div class="dropdown bootstrap-select' + showTick + inputGroup + '">' +
+          '<button type="button" tabindex="-1" class="' + this.options.styleBase + ' dropdown-toggle" ' + (this.options.display === 'static' ? 'data-display="static"' : '') + 'data-toggle="dropdown"' + autofocus + ' role="combobox" aria-owns="' + this.selectId + '" aria-haspopup="listbox" aria-expanded="false">' +
+            '<div class="filter-option">' +
+              '<div class="filter-option-inner">' +
+                '<div class="filter-option-inner-inner"></div>' +
+              '</div> ' +
+            '</div>' +
+            (
+              version.major === '4' ? ''
+              :
+              '<span class="bs-caret">' +
+                this.options.template.caret +
+              '</span>'
+            ) +
+          '</button>' +
+          '<div class="' + classNames.MENU + ' ' + (version.major === '4' ? '' : classNames.SHOW) + '">' +
+            header +
+            searchbox +
+            actionsbox +
+            '<div class="inner ' + classNames.SHOW + '" role="listbox" id="' + this.selectId + '" tabindex="-1" ' + multiselectable + '>' +
+                '<ul class="' + classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : '') + '" role="presentation">' +
+                '</ul>' +
+            '</div>' +
+            donebutton +
+          '</div>' +
+        '</div>';
+
+      return $(drop);
+    },
+
+    setPositionData: function () {
+      this.selectpicker.view.canHighlight = [];
+      this.selectpicker.view.size = 0;
+      this.selectpicker.view.firstHighlightIndex = false;
+
+      for (var i = 0; i < this.selectpicker.current.data.length; i++) {
+        var li = this.selectpicker.current.data[i],
+            canHighlight = true;
+
+        if (li.type === 'divider') {
+          canHighlight = false;
+          li.height = this.sizeInfo.dividerHeight;
+        } else if (li.type === 'optgroup-label') {
+          canHighlight = false;
+          li.height = this.sizeInfo.dropdownHeaderHeight;
+        } else {
+          li.height = this.sizeInfo.liHeight;
+        }
+
+        if (li.disabled) canHighlight = false;
+
+        this.selectpicker.view.canHighlight.push(canHighlight);
+
+        if (canHighlight) {
+          this.selectpicker.view.size++;
+          li.posinset = this.selectpicker.view.size;
+          if (this.selectpicker.view.firstHighlightIndex === false) this.selectpicker.view.firstHighlightIndex = i;
+        }
+
+        li.position = (i === 0 ? 0 : this.selectpicker.current.data[i - 1].position) + li.height;
+      }
+    },
+
+    isVirtual: function () {
+      return (this.options.virtualScroll !== false) && (this.selectpicker.main.elements.length >= this.options.virtualScroll) || this.options.virtualScroll === true;
+    },
+
+    createView: function (isSearching, setSize, refresh) {
+      var that = this,
+          scrollTop = 0,
+          active = [],
+          selected,
+          prevActive;
+
+      this.selectpicker.isSearching = isSearching;
+      this.selectpicker.current = isSearching ? this.selectpicker.search : this.selectpicker.main;
+
+      this.setPositionData();
+
+      if (setSize) {
+        if (refresh) {
+          scrollTop = this.$menuInner[0].scrollTop;
+        } else if (!that.multiple) {
+          var element = that.$element[0],
+              selectedIndex = (element.options[element.selectedIndex] || {}).liIndex;
+
+          if (typeof selectedIndex === 'number' && that.options.size !== false) {
+            var selectedData = that.selectpicker.main.data[selectedIndex],
+                position = selectedData && selectedData.position;
+
+            if (position) {
+              scrollTop = position - ((that.sizeInfo.menuInnerHeight + that.sizeInfo.liHeight) / 2);
+            }
+          }
+        }
+      }
+
+      scroll(scrollTop, true);
+
+      this.$menuInner.off('scroll.createView').on('scroll.createView', function (e, updateValue) {
+        if (!that.noScroll) scroll(this.scrollTop, updateValue);
+        that.noScroll = false;
+      });
+
+      function scroll (scrollTop, init) {
+        var size = that.selectpicker.current.elements.length,
+            chunks = [],
+            chunkSize,
+            chunkCount,
+            firstChunk,
+            lastChunk,
+            currentChunk,
+            prevPositions,
+            positionIsDifferent,
+            previousElements,
+            menuIsDifferent = true,
+            isVirtual = that.isVirtual();
+
+        that.selectpicker.view.scrollTop = scrollTop;
+
+        chunkSize = Math.ceil(that.sizeInfo.menuInnerHeight / that.sizeInfo.liHeight * 1.5); // number of options in a chunk
+        chunkCount = Math.round(size / chunkSize) || 1; // number of chunks
+
+        for (var i = 0; i < chunkCount; i++) {
+          var endOfChunk = (i + 1) * chunkSize;
+
+          if (i === chunkCount - 1) {
+            endOfChunk = size;
+          }
+
+          chunks[i] = [
+            (i) * chunkSize + (!i ? 0 : 1),
+            endOfChunk
+          ];
+
+          if (!size) break;
+
+          if (currentChunk === undefined && scrollTop - 1 <= that.selectpicker.current.data[endOfChunk - 1].position - that.sizeInfo.menuInnerHeight) {
+            currentChunk = i;
+          }
+        }
+
+        if (currentChunk === undefined) currentChunk = 0;
+
+        prevPositions = [that.selectpicker.view.position0, that.selectpicker.view.position1];
+
+        // always display previous, current, and next chunks
+        firstChunk = Math.max(0, currentChunk - 1);
+        lastChunk = Math.min(chunkCount - 1, currentChunk + 1);
+
+        that.selectpicker.view.position0 = isVirtual === false ? 0 : (Math.max(0, chunks[firstChunk][0]) || 0);
+        that.selectpicker.view.position1 = isVirtual === false ? size : (Math.min(size, chunks[lastChunk][1]) || 0);
+
+        positionIsDifferent = prevPositions[0] !== that.selectpicker.view.position0 || prevPositions[1] !== that.selectpicker.view.position1;
+
+        if (that.activeIndex !== undefined) {
+          prevActive = that.selectpicker.main.elements[that.prevActiveIndex];
+          active = that.selectpicker.main.elements[that.activeIndex];
+          selected = that.selectpicker.main.elements[that.selectedIndex];
+
+          if (init) {
+            if (that.activeIndex !== that.selectedIndex) {
+              that.defocusItem(active);
+            }
+            that.activeIndex = undefined;
+          }
+
+          if (that.activeIndex && that.activeIndex !== that.selectedIndex) {
+            that.defocusItem(selected);
+          }
+        }
+
+        if (that.prevActiveIndex !== undefined && that.prevActiveIndex !== that.activeIndex && that.prevActiveIndex !== that.selectedIndex) {
+          that.defocusItem(prevActive);
+        }
+
+        if (init || positionIsDifferent) {
+          previousElements = that.selectpicker.view.visibleElements ? that.selectpicker.view.visibleElements.slice() : [];
+
+          if (isVirtual === false) {
+            that.selectpicker.view.visibleElements = that.selectpicker.current.elements;
+          } else {
+            that.selectpicker.view.visibleElements = that.selectpicker.current.elements.slice(that.selectpicker.view.position0, that.selectpicker.view.position1);
+          }
+
+          that.setOptionStatus();
+
+          // if searching, check to make sure the list has actually been updated before updating DOM
+          // this prevents unnecessary repaints
+          if (isSearching || (isVirtual === false && init)) menuIsDifferent = !isEqual(previousElements, that.selectpicker.view.visibleElements);
+
+          // if virtual scroll is disabled and not searching,
+          // menu should never need to be updated more than once
+          if ((init || isVirtual === true) && menuIsDifferent) {
+            var menuInner = that.$menuInner[0],
+                menuFragment = document.createDocumentFragment(),
+                emptyMenu = menuInner.firstChild.cloneNode(false),
+                marginTop,
+                marginBottom,
+                elements = that.selectpicker.view.visibleElements,
+                toSanitize = [];
+
+            // replace the existing UL with an empty one - this is faster than $.empty()
+            menuInner.replaceChild(emptyMenu, menuInner.firstChild);
+
+            for (var i = 0, visibleElementsLen = elements.length; i < visibleElementsLen; i++) {
+              var element = elements[i],
+                  elText,
+                  elementData;
+
+              if (that.options.sanitize) {
+                elText = element.lastChild;
+
+                if (elText) {
+                  elementData = that.selectpicker.current.data[i + that.selectpicker.view.position0];
+
+                  if (elementData && elementData.content && !elementData.sanitized) {
+                    toSanitize.push(elText);
+                    elementData.sanitized = true;
+                  }
+                }
+              }
+
+              menuFragment.appendChild(element);
+            }
+
+            if (that.options.sanitize && toSanitize.length) {
+              sanitizeHtml(toSanitize, that.options.whiteList, that.options.sanitizeFn);
+            }
+
+            if (isVirtual === true) {
+              marginTop = (that.selectpicker.view.position0 === 0 ? 0 : that.selectpicker.current.data[that.selectpicker.view.position0 - 1].position);
+              marginBottom = (that.selectpicker.view.position1 > size - 1 ? 0 : that.selectpicker.current.data[size - 1].position - that.selectpicker.current.data[that.selectpicker.view.position1 - 1].position);
+
+              menuInner.firstChild.style.marginTop = marginTop + 'px';
+              menuInner.firstChild.style.marginBottom = marginBottom + 'px';
+            } else {
+              menuInner.firstChild.style.marginTop = 0;
+              menuInner.firstChild.style.marginBottom = 0;
+            }
+
+            menuInner.firstChild.appendChild(menuFragment);
+
+            // if an option is encountered that is wider than the current menu width, update the menu width accordingly
+            // switch to ResizeObserver with increased browser support
+            if (isVirtual === true && that.sizeInfo.hasScrollBar) {
+              var menuInnerInnerWidth = menuInner.firstChild.offsetWidth;
+
+              if (init && menuInnerInnerWidth < that.sizeInfo.menuInnerInnerWidth && that.sizeInfo.totalMenuWidth > that.sizeInfo.selectWidth) {
+                menuInner.firstChild.style.minWidth = that.sizeInfo.menuInnerInnerWidth + 'px';
+              } else if (menuInnerInnerWidth > that.sizeInfo.menuInnerInnerWidth) {
+                // set to 0 to get actual width of menu
+                that.$menu[0].style.minWidth = 0;
+
+                var actualMenuWidth = menuInner.firstChild.offsetWidth;
+
+                if (actualMenuWidth > that.sizeInfo.menuInnerInnerWidth) {
+                  that.sizeInfo.menuInnerInnerWidth = actualMenuWidth;
+                  menuInner.firstChild.style.minWidth = that.sizeInfo.menuInnerInnerWidth + 'px';
+                }
+
+                // reset to default CSS styling
+                that.$menu[0].style.minWidth = '';
+              }
+            }
+          }
+        }
+
+        that.prevActiveIndex = that.activeIndex;
+
+        if (!that.options.liveSearch) {
+          that.$menuInner.trigger('focus');
+        } else if (isSearching && init) {
+          var index = 0,
+              newActive;
+
+          if (!that.selectpicker.view.canHighlight[index]) {
+            index = 1 + that.selectpicker.view.canHighlight.slice(1).indexOf(true);
+          }
+
+          newActive = that.selectpicker.view.visibleElements[index];
+
+          that.defocusItem(that.selectpicker.view.currentActive);
+
+          that.activeIndex = (that.selectpicker.current.data[index] || {}).index;
+
+          that.focusItem(newActive);
+        }
+      }
+
+      $(window)
+        .off('resize' + EVENT_KEY + '.' + this.selectId + '.createView')
+        .on('resize' + EVENT_KEY + '.' + this.selectId + '.createView', function () {
+          var isActive = that.$newElement.hasClass(classNames.SHOW);
+
+          if (isActive) scroll(that.$menuInner[0].scrollTop);
+        });
+    },
+
+    focusItem: function (li, liData, noStyle) {
+      if (li) {
+        liData = liData || this.selectpicker.main.data[this.activeIndex];
+        var a = li.firstChild;
+
+        if (a) {
+          a.setAttribute('aria-setsize', this.selectpicker.view.size);
+          a.setAttribute('aria-posinset', liData.posinset);
+
+          if (noStyle !== true) {
+            this.focusedParent.setAttribute('aria-activedescendant', a.id);
+            li.classList.add('active');
+            a.classList.add('active');
+          }
+        }
+      }
+    },
+
+    defocusItem: function (li) {
+      if (li) {
+        li.classList.remove('active');
+        if (li.firstChild) li.firstChild.classList.remove('active');
+      }
+    },
+
+    setPlaceholder: function () {
+      var that = this,
+          updateIndex = false;
+
+      if (this.options.title && !this.multiple) {
+        if (!this.selectpicker.view.titleOption) this.selectpicker.view.titleOption = document.createElement('option');
+
+        // this option doesn't create a new <li> element, but does add a new option at the start,
+        // so startIndex should increase to prevent having to check every option for the bs-title-option class
+        updateIndex = true;
+
+        var element = this.$element[0],
+            selectTitleOption = false,
+            titleNotAppended = !this.selectpicker.view.titleOption.parentNode,
+            selectedIndex = element.selectedIndex,
+            selectedOption = element.options[selectedIndex],
+            navigation = window.performance && window.performance.getEntriesByType('navigation'),
+            // Safari doesn't support getEntriesByType('navigation') - fall back to performance.navigation
+            isNotBackForward = (navigation && navigation.length) ? navigation[0].type !== 'back_forward' : window.performance.navigation.type !== 2;
+
+        if (titleNotAppended) {
+          // Use native JS to prepend option (faster)
+          this.selectpicker.view.titleOption.className = 'bs-title-option';
+          this.selectpicker.view.titleOption.value = '';
+
+          // Check if selected or data-selected attribute is already set on an option. If not, select the titleOption option.
+          // the selected item may have been changed by user or programmatically before the bootstrap select plugin runs,
+          // if so, the select will have the data-selected attribute
+          selectTitleOption = !selectedOption || (selectedIndex === 0 && selectedOption.defaultSelected === false && this.$element.data('selected') === undefined);
+        }
+
+        if (titleNotAppended || this.selectpicker.view.titleOption.index !== 0) {
+          element.insertBefore(this.selectpicker.view.titleOption, element.firstChild);
+        }
+
+        // Set selected *after* appending to select,
+        // otherwise the option doesn't get selected in IE
+        // set using selectedIndex, as setting the selected attr to true here doesn't work in IE11
+        if (selectTitleOption && isNotBackForward) {
+          element.selectedIndex = 0;
+        } else if (document.readyState !== 'complete') {
+          // if navigation type is back_forward, there's a chance the select will have its value set by BFCache
+          // wait for that value to be set, then run render again
+          window.addEventListener('pageshow', function () {
+            if (that.selectpicker.view.displayedValue !== element.value) that.render();
+          });
+        }
+      }
+
+      return updateIndex;
+    },
+
+    buildData: function () {
+      var optionSelector = ':not([hidden]):not([data-hidden="true"])',
+          mainData = [],
+          optID = 0,
+          startIndex = this.setPlaceholder() ? 1 : 0; // append the titleOption if necessary and skip the first option in the loop
+
+      if (this.options.hideDisabled) optionSelector += ':not(:disabled)';
+
+      var selectOptions = this.$element[0].querySelectorAll('select > *' + optionSelector);
+
+      function addDivider (config) {
+        var previousData = mainData[mainData.length - 1];
+
+        // ensure optgroup doesn't create back-to-back dividers
+        if (
+          previousData &&
+          previousData.type === 'divider' &&
+          (previousData.optID || config.optID)
+        ) {
+          return;
+        }
+
+        config = config || {};
+        config.type = 'divider';
+
+        mainData.push(config);
+      }
+
+      function addOption (option, config) {
+        config = config || {};
+
+        config.divider = option.getAttribute('data-divider') === 'true';
+
+        if (config.divider) {
+          addDivider({
+            optID: config.optID
+          });
+        } else {
+          var liIndex = mainData.length,
+              cssText = option.style.cssText,
+              inlineStyle = cssText ? htmlEscape(cssText) : '',
+              optionClass = (option.className || '') + (config.optgroupClass || '');
+
+          if (config.optID) optionClass = 'opt ' + optionClass;
+
+          config.optionClass = optionClass.trim();
+          config.inlineStyle = inlineStyle;
+          config.text = option.textContent;
+
+          config.content = option.getAttribute('data-content');
+          config.tokens = option.getAttribute('data-tokens');
+          config.subtext = option.getAttribute('data-subtext');
+          config.icon = option.getAttribute('data-icon');
+
+          option.liIndex = liIndex;
+
+          config.display = config.content || config.text;
+          config.type = 'option';
+          config.index = liIndex;
+          config.option = option;
+          config.selected = !!option.selected;
+          config.disabled = config.disabled || !!option.disabled;
+
+          mainData.push(config);
+        }
+      }
+
+      function addOptgroup (index, selectOptions) {
+        var optgroup = selectOptions[index],
+            // skip placeholder option
+            previous = index - 1 < startIndex ? false : selectOptions[index - 1],
+            next = selectOptions[index + 1],
+            options = optgroup.querySelectorAll('option' + optionSelector);
+
+        if (!options.length) return;
+
+        var config = {
+              display: htmlEscape(optgroup.label),
+              subtext: optgroup.getAttribute('data-subtext'),
+              icon: optgroup.getAttribute('data-icon'),
+              type: 'optgroup-label',
+              optgroupClass: ' ' + (optgroup.className || '')
+            },
+            headerIndex,
+            lastIndex;
+
+        optID++;
+
+        if (previous) {
+          addDivider({ optID: optID });
+        }
+
+        config.optID = optID;
+
+        mainData.push(config);
+
+        for (var j = 0, len = options.length; j < len; j++) {
+          var option = options[j];
+
+          if (j === 0) {
+            headerIndex = mainData.length - 1;
+            lastIndex = headerIndex + len;
+          }
+
+          addOption(option, {
+            headerIndex: headerIndex,
+            lastIndex: lastIndex,
+            optID: config.optID,
+            optgroupClass: config.optgroupClass,
+            disabled: optgroup.disabled
+          });
+        }
+
+        if (next) {
+          addDivider({ optID: optID });
+        }
+      }
+
+      for (var len = selectOptions.length, i = startIndex; i < len; i++) {
+        var item = selectOptions[i];
+
+        if (item.tagName !== 'OPTGROUP') {
+          addOption(item, {});
+        } else {
+          addOptgroup(i, selectOptions);
+        }
+      }
+
+      this.selectpicker.main.data = this.selectpicker.current.data = mainData;
+    },
+
+    buildList: function () {
+      var that = this,
+          selectData = this.selectpicker.main.data,
+          mainElements = [],
+          widestOptionLength = 0;
+
+      if ((that.options.showTick || that.multiple) && !elementTemplates.checkMark.parentNode) {
+        elementTemplates.checkMark.className = this.options.iconBase + ' ' + that.options.tickIcon + ' check-mark';
+        elementTemplates.a.appendChild(elementTemplates.checkMark);
+      }
+
+      function buildElement (item) {
+        var liElement,
+            combinedLength = 0;
+
+        switch (item.type) {
+          case 'divider':
+            liElement = generateOption.li(
+              false,
+              classNames.DIVIDER,
+              (item.optID ? item.optID + 'div' : undefined)
+            );
+
+            break;
+
+          case 'option':
+            liElement = generateOption.li(
+              generateOption.a(
+                generateOption.text.call(that, item),
+                item.optionClass,
+                item.inlineStyle
+              ),
+              '',
+              item.optID
+            );
+
+            if (liElement.firstChild) {
+              liElement.firstChild.id = that.selectId + '-' + item.index;
+            }
+
+            break;
+
+          case 'optgroup-label':
+            liElement = generateOption.li(
+              generateOption.label.call(that, item),
+              'dropdown-header' + item.optgroupClass,
+              item.optID
+            );
+
+            break;
+        }
+
+        item.element = liElement;
+        mainElements.push(liElement);
+
+        // count the number of characters in the option - not perfect, but should work in most cases
+        if (item.display) combinedLength += item.display.length;
+        if (item.subtext) combinedLength += item.subtext.length;
+        // if there is an icon, ensure this option's width is checked
+        if (item.icon) combinedLength += 1;
+
+        if (combinedLength > widestOptionLength) {
+          widestOptionLength = combinedLength;
+
+          // guess which option is the widest
+          // use this when calculating menu width
+          // not perfect, but it's fast, and the width will be updating accordingly when scrolling
+          that.selectpicker.view.widestOption = mainElements[mainElements.length - 1];
+        }
+      }
+
+      for (var len = selectData.length, i = 0; i < len; i++) {
+        var item = selectData[i];
+
+        buildElement(item);
+      }
+
+      this.selectpicker.main.elements = this.selectpicker.current.elements = mainElements;
+    },
+
+    findLis: function () {
+      return this.$menuInner.find('.inner > li');
+    },
+
+    render: function () {
+      var that = this,
+          element = this.$element[0],
+          // ensure titleOption is appended and selected (if necessary) before getting selectedOptions
+          placeholderSelected = this.setPlaceholder() && element.selectedIndex === 0,
+          selectedOptions = getSelectedOptions(element, this.options.hideDisabled),
+          selectedCount = selectedOptions.length,
+          button = this.$button[0],
+          buttonInner = button.querySelector('.filter-option-inner-inner'),
+          multipleSeparator = document.createTextNode(this.options.multipleSeparator),
+          titleFragment = elementTemplates.fragment.cloneNode(false),
+          showCount,
+          countMax,
+          hasContent = false;
+
+      button.classList.toggle('bs-placeholder', that.multiple ? !selectedCount : !getSelectValues(element, selectedOptions));
+
+      if (!that.multiple && selectedOptions.length === 1) {
+        that.selectpicker.view.displayedValue = getSelectValues(element, selectedOptions);
+      }
+
+      if (this.options.selectedTextFormat === 'static') {
+        titleFragment = generateOption.text.call(this, { text: this.options.title }, true);
+      } else {
+        showCount = this.multiple && this.options.selectedTextFormat.indexOf('count') !== -1 && selectedCount > 1;
+
+        // determine if the number of selected options will be shown (showCount === true)
+        if (showCount) {
+          countMax = this.options.selectedTextFormat.split('>');
+          showCount = (countMax.length > 1 && selectedCount > countMax[1]) || (countMax.length === 1 && selectedCount >= 2);
+        }
+
+        // only loop through all selected options if the count won't be shown
+        if (showCount === false) {
+          if (!placeholderSelected) {
+            for (var selectedIndex = 0; selectedIndex < selectedCount; selectedIndex++) {
+              if (selectedIndex < 50) {
+                var option = selectedOptions[selectedIndex],
+                    thisData = this.selectpicker.main.data[option.liIndex],
+                    titleOptions = {};
+
+                if (this.multiple && selectedIndex > 0) {
+                  titleFragment.appendChild(multipleSeparator.cloneNode(false));
+                }
+
+                if (option.title) {
+                  titleOptions.text = option.title;
+                } else if (thisData) {
+                  if (thisData.content && that.options.showContent) {
+                    titleOptions.content = thisData.content.toString();
+                    hasContent = true;
+                  } else {
+                    if (that.options.showIcon) {
+                      titleOptions.icon = thisData.icon;
+                    }
+                    if (that.options.showSubtext && !that.multiple && thisData.subtext) titleOptions.subtext = ' ' + thisData.subtext;
+                    titleOptions.text = option.textContent.trim();
+                  }
+                }
+
+                titleFragment.appendChild(generateOption.text.call(this, titleOptions, true));
+              } else {
+                break;
+              }
+            }
+
+            // add ellipsis
+            if (selectedCount > 49) {
+              titleFragment.appendChild(document.createTextNode('...'));
+            }
+          }
+        } else {
+          var optionSelector = ':not([hidden]):not([data-hidden="true"]):not([data-divider="true"])';
+          if (this.options.hideDisabled) optionSelector += ':not(:disabled)';
+
+          // If this is a multiselect, and selectedTextFormat is count, then show 1 of 2 selected, etc.
+          var totalCount = this.$element[0].querySelectorAll('select > option' + optionSelector + ', optgroup' + optionSelector + ' option' + optionSelector).length,
+              tr8nText = (typeof this.options.countSelectedText === 'function') ? this.options.countSelectedText(selectedCount, totalCount) : this.options.countSelectedText;
+
+          titleFragment = generateOption.text.call(this, {
+            text: tr8nText.replace('{0}', selectedCount.toString()).replace('{1}', totalCount.toString())
+          }, true);
+        }
+      }
+
+      if (this.options.title == undefined) {
+        // use .attr to ensure undefined is returned if title attribute is not set
+        this.options.title = this.$element.attr('title');
+      }
+
+      // If the select doesn't have a title, then use the default, or if nothing is set at all, use noneSelectedText
+      if (!titleFragment.childNodes.length) {
+        titleFragment = generateOption.text.call(this, {
+          text: typeof this.options.title !== 'undefined' ? this.options.title : this.options.noneSelectedText
+        }, true);
+      }
+
+      // strip all HTML tags and trim the result, then unescape any escaped tags
+      button.title = titleFragment.textContent.replace(/<[^>]*>?/g, '').trim();
+
+      if (this.options.sanitize && hasContent) {
+        sanitizeHtml([titleFragment], that.options.whiteList, that.options.sanitizeFn);
+      }
+
+      buttonInner.innerHTML = '';
+      buttonInner.appendChild(titleFragment);
+
+      if (version.major < 4 && this.$newElement[0].classList.contains('bs3-has-addon')) {
+        var filterExpand = button.querySelector('.filter-expand'),
+            clone = buttonInner.cloneNode(true);
+
+        clone.className = 'filter-expand';
+
+        if (filterExpand) {
+          button.replaceChild(clone, filterExpand);
+        } else {
+          button.appendChild(clone);
+        }
+      }
+
+      this.$element.trigger('rendered' + EVENT_KEY);
+    },
+
+    /**
+     * @param [style]
+     * @param [status]
+     */
+    setStyle: function (newStyle, status) {
+      var button = this.$button[0],
+          newElement = this.$newElement[0],
+          style = this.options.style.trim(),
+          buttonClass;
+
+      if (this.$element.attr('class')) {
+        this.$newElement.addClass(this.$element.attr('class').replace(/selectpicker|mobile-device|bs-select-hidden|validate\[.*\]/gi, ''));
+      }
+
+      if (version.major < 4) {
+        newElement.classList.add('bs3');
+
+        if (newElement.parentNode.classList && newElement.parentNode.classList.contains('input-group') &&
+            (newElement.previousElementSibling || newElement.nextElementSibling) &&
+            (newElement.previousElementSibling || newElement.nextElementSibling).classList.contains('input-group-addon')
+        ) {
+          newElement.classList.add('bs3-has-addon');
+        }
+      }
+
+      if (newStyle) {
+        buttonClass = newStyle.trim();
+      } else {
+        buttonClass = style;
+      }
+
+      if (status == 'add') {
+        if (buttonClass) button.classList.add.apply(button.classList, buttonClass.split(' '));
+      } else if (status == 'remove') {
+        if (buttonClass) button.classList.remove.apply(button.classList, buttonClass.split(' '));
+      } else {
+        if (style) button.classList.remove.apply(button.classList, style.split(' '));
+        if (buttonClass) button.classList.add.apply(button.classList, buttonClass.split(' '));
+      }
+    },
+
+    liHeight: function (refresh) {
+      if (!refresh && (this.options.size === false || Object.keys(this.sizeInfo).length)) return;
+
+      var newElement = elementTemplates.div.cloneNode(false),
+          menu = elementTemplates.div.cloneNode(false),
+          menuInner = elementTemplates.div.cloneNode(false),
+          menuInnerInner = document.createElement('ul'),
+          divider = elementTemplates.li.cloneNode(false),
+          dropdownHeader = elementTemplates.li.cloneNode(false),
+          li,
+          a = elementTemplates.a.cloneNode(false),
+          text = elementTemplates.span.cloneNode(false),
+          header = this.options.header && this.$menu.find('.' + classNames.POPOVERHEADER).length > 0 ? this.$menu.find('.' + classNames.POPOVERHEADER)[0].cloneNode(true) : null,
+          search = this.options.liveSearch ? elementTemplates.div.cloneNode(false) : null,
+          actions = this.options.actionsBox && this.multiple && this.$menu.find('.bs-actionsbox').length > 0 ? this.$menu.find('.bs-actionsbox')[0].cloneNode(true) : null,
+          doneButton = this.options.doneButton && this.multiple && this.$menu.find('.bs-donebutton').length > 0 ? this.$menu.find('.bs-donebutton')[0].cloneNode(true) : null,
+          firstOption = this.$element.find('option')[0];
+
+      this.sizeInfo.selectWidth = this.$newElement[0].offsetWidth;
+
+      text.className = 'text';
+      a.className = 'dropdown-item ' + (firstOption ? firstOption.className : '');
+      newElement.className = this.$menu[0].parentNode.className + ' ' + classNames.SHOW;
+      newElement.style.width = 0; // ensure button width doesn't affect natural width of menu when calculating
+      if (this.options.width === 'auto') menu.style.minWidth = 0;
+      menu.className = classNames.MENU + ' ' + classNames.SHOW;
+      menuInner.className = 'inner ' + classNames.SHOW;
+      menuInnerInner.className = classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : '');
+      divider.className = classNames.DIVIDER;
+      dropdownHeader.className = 'dropdown-header';
+
+      text.appendChild(document.createTextNode('\u200b'));
+
+      if (this.selectpicker.current.data.length) {
+        for (var i = 0; i < this.selectpicker.current.data.length; i++) {
+          var data = this.selectpicker.current.data[i];
+          if (data.type === 'option') {
+            li = data.element;
+            break;
+          }
+        }
+      } else {
+        li = elementTemplates.li.cloneNode(false);
+        a.appendChild(text);
+        li.appendChild(a);
+      }
+
+      dropdownHeader.appendChild(text.cloneNode(true));
+
+      if (this.selectpicker.view.widestOption) {
+        menuInnerInner.appendChild(this.selectpicker.view.widestOption.cloneNode(true));
+      }
+
+      menuInnerInner.appendChild(li);
+      menuInnerInner.appendChild(divider);
+      menuInnerInner.appendChild(dropdownHeader);
+      if (header) menu.appendChild(header);
+      if (search) {
+        var input = document.createElement('input');
+        search.className = 'bs-searchbox';
+        input.className = 'form-control';
+        search.appendChild(input);
+        menu.appendChild(search);
+      }
+      if (actions) menu.appendChild(actions);
+      menuInner.appendChild(menuInnerInner);
+      menu.appendChild(menuInner);
+      if (doneButton) menu.appendChild(doneButton);
+      newElement.appendChild(menu);
+
+      document.body.appendChild(newElement);
+
+      var liHeight = li.offsetHeight,
+          dropdownHeaderHeight = dropdownHeader ? dropdownHeader.offsetHeight : 0,
+          headerHeight = header ? header.offsetHeight : 0,
+          searchHeight = search ? search.offsetHeight : 0,
+          actionsHeight = actions ? actions.offsetHeight : 0,
+          doneButtonHeight = doneButton ? doneButton.offsetHeight : 0,
+          dividerHeight = $(divider).outerHeight(true),
+          // fall back to jQuery if getComputedStyle is not supported
+          menuStyle = window.getComputedStyle ? window.getComputedStyle(menu) : false,
+          menuWidth = menu.offsetWidth,
+          $menu = menuStyle ? null : $(menu),
+          menuPadding = {
+            vert: toInteger(menuStyle ? menuStyle.paddingTop : $menu.css('paddingTop')) +
+                  toInteger(menuStyle ? menuStyle.paddingBottom : $menu.css('paddingBottom')) +
+                  toInteger(menuStyle ? menuStyle.borderTopWidth : $menu.css('borderTopWidth')) +
+                  toInteger(menuStyle ? menuStyle.borderBottomWidth : $menu.css('borderBottomWidth')),
+            horiz: toInteger(menuStyle ? menuStyle.paddingLeft : $menu.css('paddingLeft')) +
+                  toInteger(menuStyle ? menuStyle.paddingRight : $menu.css('paddingRight')) +
+                  toInteger(menuStyle ? menuStyle.borderLeftWidth : $menu.css('borderLeftWidth')) +
+                  toInteger(menuStyle ? menuStyle.borderRightWidth : $menu.css('borderRightWidth'))
+          },
+          menuExtras = {
+            vert: menuPadding.vert +
+                  toInteger(menuStyle ? menuStyle.marginTop : $menu.css('marginTop')) +
+                  toInteger(menuStyle ? menuStyle.marginBottom : $menu.css('marginBottom')) + 2,
+            horiz: menuPadding.horiz +
+                  toInteger(menuStyle ? menuStyle.marginLeft : $menu.css('marginLeft')) +
+                  toInteger(menuStyle ? menuStyle.marginRight : $menu.css('marginRight')) + 2
+          },
+          scrollBarWidth;
+
+      menuInner.style.overflowY = 'scroll';
+
+      scrollBarWidth = menu.offsetWidth - menuWidth;
+
+      document.body.removeChild(newElement);
+
+      this.sizeInfo.liHeight = liHeight;
+      this.sizeInfo.dropdownHeaderHeight = dropdownHeaderHeight;
+      this.sizeInfo.headerHeight = headerHeight;
+      this.sizeInfo.searchHeight = searchHeight;
+      this.sizeInfo.actionsHeight = actionsHeight;
+      this.sizeInfo.doneButtonHeight = doneButtonHeight;
+      this.sizeInfo.dividerHeight = dividerHeight;
+      this.sizeInfo.menuPadding = menuPadding;
+      this.sizeInfo.menuExtras = menuExtras;
+      this.sizeInfo.menuWidth = menuWidth;
+      this.sizeInfo.menuInnerInnerWidth = menuWidth - menuPadding.horiz;
+      this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth;
+      this.sizeInfo.scrollBarWidth = scrollBarWidth;
+      this.sizeInfo.selectHeight = this.$newElement[0].offsetHeight;
+
+      this.setPositionData();
+    },
+
+    getSelectPosition: function () {
+      var that = this,
+          $window = $(window),
+          pos = that.$newElement.offset(),
+          $container = $(that.options.container),
+          containerPos;
+
+      if (that.options.container && $container.length && !$container.is('body')) {
+        containerPos = $container.offset();
+        containerPos.top += parseInt($container.css('borderTopWidth'));
+        containerPos.left += parseInt($container.css('borderLeftWidth'));
+      } else {
+        containerPos = { top: 0, left: 0 };
+      }
+
+      var winPad = that.options.windowPadding;
+
+      this.sizeInfo.selectOffsetTop = pos.top - containerPos.top - $window.scrollTop();
+      this.sizeInfo.selectOffsetBot = $window.height() - this.sizeInfo.selectOffsetTop - this.sizeInfo.selectHeight - containerPos.top - winPad[2];
+      this.sizeInfo.selectOffsetLeft = pos.left - containerPos.left - $window.scrollLeft();
+      this.sizeInfo.selectOffsetRight = $window.width() - this.sizeInfo.selectOffsetLeft - this.sizeInfo.selectWidth - containerPos.left - winPad[1];
+      this.sizeInfo.selectOffsetTop -= winPad[0];
+      this.sizeInfo.selectOffsetLeft -= winPad[3];
+    },
+
+    setMenuSize: function (isAuto) {
+      this.getSelectPosition();
+
+      var selectWidth = this.sizeInfo.selectWidth,
+          liHeight = this.sizeInfo.liHeight,
+          headerHeight = this.sizeInfo.headerHeight,
+          searchHeight = this.sizeInfo.searchHeight,
+          actionsHeight = this.sizeInfo.actionsHeight,
+          doneButtonHeight = this.sizeInfo.doneButtonHeight,
+          divHeight = this.sizeInfo.dividerHeight,
+          menuPadding = this.sizeInfo.menuPadding,
+          menuInnerHeight,
+          menuHeight,
+          divLength = 0,
+          minHeight,
+          _minHeight,
+          maxHeight,
+          menuInnerMinHeight,
+          estimate,
+          isDropup;
+
+      if (this.options.dropupAuto) {
+        // Get the estimated height of the menu without scrollbars.
+        // This is useful for smaller menus, where there might be plenty of room
+        // below the button without setting dropup, but we can't know
+        // the exact height of the menu until createView is called later
+        estimate = liHeight * this.selectpicker.current.elements.length + menuPadding.vert;
+
+        isDropup = this.sizeInfo.selectOffsetTop - this.sizeInfo.selectOffsetBot > this.sizeInfo.menuExtras.vert && estimate + this.sizeInfo.menuExtras.vert + 50 > this.sizeInfo.selectOffsetBot;
+
+        // ensure dropup doesn't change while searching (so menu doesn't bounce back and forth)
+        if (this.selectpicker.isSearching === true) {
+          isDropup = this.selectpicker.dropup;
+        }
+
+        this.$newElement.toggleClass(classNames.DROPUP, isDropup);
+        this.selectpicker.dropup = isDropup;
+      }
+
+      if (this.options.size === 'auto') {
+        _minHeight = this.selectpicker.current.elements.length > 3 ? this.sizeInfo.liHeight * 3 + this.sizeInfo.menuExtras.vert - 2 : 0;
+        menuHeight = this.sizeInfo.selectOffsetBot - this.sizeInfo.menuExtras.vert;
+        minHeight = _minHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight;
+        menuInnerMinHeight = Math.max(_minHeight - menuPadding.vert, 0);
+
+        if (this.$newElement.hasClass(classNames.DROPUP)) {
+          menuHeight = this.sizeInfo.selectOffsetTop - this.sizeInfo.menuExtras.vert;
+        }
+
+        maxHeight = menuHeight;
+        menuInnerHeight = menuHeight - headerHeight - searchHeight - actionsHeight - doneButtonHeight - menuPadding.vert;
+      } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) {
+        for (var i = 0; i < this.options.size; i++) {
+          if (this.selectpicker.current.data[i].type === 'divider') divLength++;
+        }
+
+        menuHeight = liHeight * this.options.size + divLength * divHeight + menuPadding.vert;
+        menuInnerHeight = menuHeight - menuPadding.vert;
+        maxHeight = menuHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight;
+        minHeight = menuInnerMinHeight = '';
+      }
+
+      this.$menu.css({
+        'max-height': maxHeight + 'px',
+        'overflow': 'hidden',
+        'min-height': minHeight + 'px'
+      });
+
+      this.$menuInner.css({
+        'max-height': menuInnerHeight + 'px',
+        'overflow-y': 'auto',
+        'min-height': menuInnerMinHeight + 'px'
+      });
+
+      // ensure menuInnerHeight is always a positive number to prevent issues calculating chunkSize in createView
+      this.sizeInfo.menuInnerHeight = Math.max(menuInnerHeight, 1);
+
+      if (this.selectpicker.current.data.length && this.selectpicker.current.data[this.selectpicker.current.data.length - 1].position > this.sizeInfo.menuInnerHeight) {
+        this.sizeInfo.hasScrollBar = true;
+        this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth + this.sizeInfo.scrollBarWidth;
+      }
+
+      if (this.options.dropdownAlignRight === 'auto') {
+        this.$menu.toggleClass(classNames.MENURIGHT, this.sizeInfo.selectOffsetLeft > this.sizeInfo.selectOffsetRight && this.sizeInfo.selectOffsetRight < (this.sizeInfo.totalMenuWidth - selectWidth));
+      }
+
+      if (this.dropdown && this.dropdown._popper) this.dropdown._popper.update();
+    },
+
+    setSize: function (refresh) {
+      this.liHeight(refresh);
+
+      if (this.options.header) this.$menu.css('padding-top', 0);
+
+      if (this.options.size !== false) {
+        var that = this,
+            $window = $(window);
+
+        this.setMenuSize();
+
+        if (this.options.liveSearch) {
+          this.$searchbox
+            .off('input.setMenuSize propertychange.setMenuSize')
+            .on('input.setMenuSize propertychange.setMenuSize', function () {
+              return that.setMenuSize();
+            });
+        }
+
+        if (this.options.size === 'auto') {
+          $window
+            .off('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize')
+            .on('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize', function () {
+              return that.setMenuSize();
+            });
+        } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) {
+          $window.off('resize' + EVENT_KEY + '.' + this.selectId + '.setMenuSize' + ' scroll' + EVENT_KEY + '.' + this.selectId + '.setMenuSize');
+        }
+      }
+
+      this.createView(false, true, refresh);
+    },
+
+    setWidth: function () {
+      var that = this;
+
+      if (this.options.width === 'auto') {
+        requestAnimationFrame(function () {
+          that.$menu.css('min-width', '0');
+
+          that.$element.on('loaded' + EVENT_KEY, function () {
+            that.liHeight();
+            that.setMenuSize();
+
+            // Get correct width if element is hidden
+            var $selectClone = that.$newElement.clone().appendTo('body'),
+                btnWidth = $selectClone.css('width', 'auto').children('button').outerWidth();
+
+            $selectClone.remove();
+
+            // Set width to whatever's larger, button title or longest option
+            that.sizeInfo.selectWidth = Math.max(that.sizeInfo.totalMenuWidth, btnWidth);
+            that.$newElement.css('width', that.sizeInfo.selectWidth + 'px');
+          });
+        });
+      } else if (this.options.width === 'fit') {
+        // Remove inline min-width so width can be changed from 'auto'
+        this.$menu.css('min-width', '');
+        this.$newElement.css('width', '').addClass('fit-width');
+      } else if (this.options.width) {
+        // Remove inline min-width so width can be changed from 'auto'
+        this.$menu.css('min-width', '');
+        this.$newElement.css('width', this.options.width);
+      } else {
+        // Remove inline min-width/width so width can be changed
+        this.$menu.css('min-width', '');
+        this.$newElement.css('width', '');
+      }
+      // Remove fit-width class if width is changed programmatically
+      if (this.$newElement.hasClass('fit-width') && this.options.width !== 'fit') {
+        this.$newElement[0].classList.remove('fit-width');
+      }
+    },
+
+    selectPosition: function () {
+      this.$bsContainer = $('<div class="bs-container" />');
+
+      var that = this,
+          $container = $(this.options.container),
+          pos,
+          containerPos,
+          actualHeight,
+          getPlacement = function ($element) {
+            var containerPosition = {},
+                // fall back to dropdown's default display setting if display is not manually set
+                display = that.options.display || (
+                  // Bootstrap 3 doesn't have $.fn.dropdown.Constructor.Default
+                  $.fn.dropdown.Constructor.Default ? $.fn.dropdown.Constructor.Default.display
+                  : false
+                );
+
+            that.$bsContainer.addClass($element.attr('class').replace(/form-control|fit-width/gi, '')).toggleClass(classNames.DROPUP, $element.hasClass(classNames.DROPUP));
+            pos = $element.offset();
+
+            if (!$container.is('body')) {
+              containerPos = $container.offset();
+              containerPos.top += parseInt($container.css('borderTopWidth')) - $container.scrollTop();
+              containerPos.left += parseInt($container.css('borderLeftWidth')) - $container.scrollLeft();
+            } else {
+              containerPos = { top: 0, left: 0 };
+            }
+
+            actualHeight = $element.hasClass(classNames.DROPUP) ? 0 : $element[0].offsetHeight;
+
+            // Bootstrap 4+ uses Popper for menu positioning
+            if (version.major < 4 || display === 'static') {
+              containerPosition.top = pos.top - containerPos.top + actualHeight;
+              containerPosition.left = pos.left - containerPos.left;
+            }
+
+            containerPosition.width = $element[0].offsetWidth;
+
+            that.$bsContainer.css(containerPosition);
+          };
+
+      this.$button.on('click.bs.dropdown.data-api', function () {
+        if (that.isDisabled()) {
+          return;
+        }
+
+        getPlacement(that.$newElement);
+
+        that.$bsContainer
+          .appendTo(that.options.container)
+          .toggleClass(classNames.SHOW, !that.$button.hasClass(classNames.SHOW))
+          .append(that.$menu);
+      });
+
+      $(window)
+        .off('resize' + EVENT_KEY + '.' + this.selectId + ' scroll' + EVENT_KEY + '.' + this.selectId)
+        .on('resize' + EVENT_KEY + '.' + this.selectId + ' scroll' + EVENT_KEY + '.' + this.selectId, function () {
+          var isActive = that.$newElement.hasClass(classNames.SHOW);
+
+          if (isActive) getPlacement(that.$newElement);
+        });
+
+      this.$element.on('hide' + EVENT_KEY, function () {
+        that.$menu.data('height', that.$menu.height());
+        that.$bsContainer.detach();
+      });
+    },
+
+    setOptionStatus: function (selectedOnly) {
+      var that = this;
+
+      that.noScroll = false;
+
+      if (that.selectpicker.view.visibleElements && that.selectpicker.view.visibleElements.length) {
+        for (var i = 0; i < that.selectpicker.view.visibleElements.length; i++) {
+          var liData = that.selectpicker.current.data[i + that.selectpicker.view.position0],
+              option = liData.option;
+
+          if (option) {
+            if (selectedOnly !== true) {
+              that.setDisabled(
+                liData.index,
+                liData.disabled
+              );
+            }
+
+            that.setSelected(
+              liData.index,
+              option.selected
+            );
+          }
+        }
+      }
+    },
+
+    /**
+     * @param {number} index - the index of the option that is being changed
+     * @param {boolean} selected - true if the option is being selected, false if being deselected
+     */
+    setSelected: function (index, selected) {
+      var li = this.selectpicker.main.elements[index],
+          liData = this.selectpicker.main.data[index],
+          activeIndexIsSet = this.activeIndex !== undefined,
+          thisIsActive = this.activeIndex === index,
+          prevActive,
+          a,
+          // if current option is already active
+          // OR
+          // if the current option is being selected, it's NOT multiple, and
+          // activeIndex is undefined:
+          //  - when the menu is first being opened, OR
+          //  - after a search has been performed, OR
+          //  - when retainActive is false when selecting a new option (i.e. index of the newly selected option is not the same as the current activeIndex)
+          keepActive = thisIsActive || (selected && !this.multiple && !activeIndexIsSet);
+
+      liData.selected = selected;
+
+      a = li.firstChild;
+
+      if (selected) {
+        this.selectedIndex = index;
+      }
+
+      li.classList.toggle('selected', selected);
+
+      if (keepActive) {
+        this.focusItem(li, liData);
+        this.selectpicker.view.currentActive = li;
+        this.activeIndex = index;
+      } else {
+        this.defocusItem(li);
+      }
+
+      if (a) {
+        a.classList.toggle('selected', selected);
+
+        if (selected) {
+          a.setAttribute('aria-selected', true);
+        } else {
+          if (this.multiple) {
+            a.setAttribute('aria-selected', false);
+          } else {
+            a.removeAttribute('aria-selected');
+          }
+        }
+      }
+
+      if (!keepActive && !activeIndexIsSet && selected && this.prevActiveIndex !== undefined) {
+        prevActive = this.selectpicker.main.elements[this.prevActiveIndex];
+
+        this.defocusItem(prevActive);
+      }
+    },
+
+    /**
+     * @param {number} index - the index of the option that is being disabled
+     * @param {boolean} disabled - true if the option is being disabled, false if being enabled
+     */
+    setDisabled: function (index, disabled) {
+      var li = this.selectpicker.main.elements[index],
+          a;
+
+      this.selectpicker.main.data[index].disabled = disabled;
+
+      a = li.firstChild;
+
+      li.classList.toggle(classNames.DISABLED, disabled);
+
+      if (a) {
+        if (version.major === '4') a.classList.toggle(classNames.DISABLED, disabled);
+
+        if (disabled) {
+          a.setAttribute('aria-disabled', disabled);
+          a.setAttribute('tabindex', -1);
+        } else {
+          a.removeAttribute('aria-disabled');
+          a.setAttribute('tabindex', 0);
+        }
+      }
+    },
+
+    isDisabled: function () {
+      return this.$element[0].disabled;
+    },
+
+    checkDisabled: function () {
+      if (this.isDisabled()) {
+        this.$newElement[0].classList.add(classNames.DISABLED);
+        this.$button.addClass(classNames.DISABLED).attr('aria-disabled', true);
+      } else {
+        if (this.$button[0].classList.contains(classNames.DISABLED)) {
+          this.$newElement[0].classList.remove(classNames.DISABLED);
+          this.$button.removeClass(classNames.DISABLED).attr('aria-disabled', false);
+        }
+      }
+    },
+
+    clickListener: function () {
+      var that = this,
+          $document = $(document);
+
+      $document.data('spaceSelect', false);
+
+      this.$button.on('keyup', function (e) {
+        if (/(32)/.test(e.keyCode.toString(10)) && $document.data('spaceSelect')) {
+          e.preventDefault();
+          $document.data('spaceSelect', false);
+        }
+      });
+
+      this.$newElement.on('show.bs.dropdown', function () {
+        if (version.major > 3 && !that.dropdown) {
+          that.dropdown = that.$button.data('bs.dropdown');
+          that.dropdown._menu = that.$menu[0];
+        }
+      });
+
+      this.$button.on('click.bs.dropdown.data-api', function () {
+        if (!that.$newElement.hasClass(classNames.SHOW)) {
+          that.setSize();
+        }
+      });
+
+      function setFocus () {
+        if (that.options.liveSearch) {
+          that.$searchbox.trigger('focus');
+        } else {
+          that.$menuInner.trigger('focus');
+        }
+      }
+
+      function checkPopperExists () {
+        if (that.dropdown && that.dropdown._popper && that.dropdown._popper.state.isCreated) {
+          setFocus();
+        } else {
+          requestAnimationFrame(checkPopperExists);
+        }
+      }
+
+      this.$element.on('shown' + EVENT_KEY, function () {
+        if (that.$menuInner[0].scrollTop !== that.selectpicker.view.scrollTop) {
+          that.$menuInner[0].scrollTop = that.selectpicker.view.scrollTop;
+        }
+
+        if (version.major > 3) {
+          requestAnimationFrame(checkPopperExists);
+        } else {
+          setFocus();
+        }
+      });
+
+      // ensure posinset and setsize are correct before selecting an option via a click
+      this.$menuInner.on('mouseenter', 'li a', function (e) {
+        var hoverLi = this.parentElement,
+            position0 = that.isVirtual() ? that.selectpicker.view.position0 : 0,
+            index = Array.prototype.indexOf.call(hoverLi.parentElement.children, hoverLi),
+            hoverData = that.selectpicker.current.data[index + position0];
+
+        that.focusItem(hoverLi, hoverData, true);
+      });
+
+      this.$menuInner.on('click', 'li a', function (e, retainActive) {
+        var $this = $(this),
+            element = that.$element[0],
+            position0 = that.isVirtual() ? that.selectpicker.view.position0 : 0,
+            clickedData = that.selectpicker.current.data[$this.parent().index() + position0],
+            clickedIndex = clickedData.index,
+            prevValue = getSelectValues(element),
+            prevIndex = element.selectedIndex,
+            prevOption = element.options[prevIndex],
+            triggerChange = true;
+
+        // Don't close on multi choice menu
+        if (that.multiple && that.options.maxOptions !== 1) {
+          e.stopPropagation();
+        }
+
+        e.preventDefault();
+
+        // Don't run if the select is disabled
+        if (!that.isDisabled() && !$this.parent().hasClass(classNames.DISABLED)) {
+          var option = clickedData.option,
+              $option = $(option),
+              state = option.selected,
+              $optgroup = $option.parent('optgroup'),
+              $optgroupOptions = $optgroup.find('option'),
+              maxOptions = that.options.maxOptions,
+              maxOptionsGrp = $optgroup.data('maxOptions') || false;
+
+          if (clickedIndex === that.activeIndex) retainActive = true;
+
+          if (!retainActive) {
+            that.prevActiveIndex = that.activeIndex;
+            that.activeIndex = undefined;
+          }
+
+          if (!that.multiple) { // Deselect all others if not multi select box
+            if (prevOption) prevOption.selected = false;
+            option.selected = true;
+            that.setSelected(clickedIndex, true);
+          } else { // Toggle the one we have chosen if we are multi select.
+            option.selected = !state;
+
+            that.setSelected(clickedIndex, !state);
+            that.focusedParent.focus();
+
+            if (maxOptions !== false || maxOptionsGrp !== false) {
+              var maxReached = maxOptions < getSelectedOptions(element).length,
+                  maxReachedGrp = maxOptionsGrp < $optgroup.find('option:selected').length;
+
+              if ((maxOptions && maxReached) || (maxOptionsGrp && maxReachedGrp)) {
+                if (maxOptions && maxOptions == 1) {
+                  element.selectedIndex = -1;
+                  option.selected = true;
+                  that.setOptionStatus(true);
+                } else if (maxOptionsGrp && maxOptionsGrp == 1) {
+                  for (var i = 0; i < $optgroupOptions.length; i++) {
+                    var _option = $optgroupOptions[i];
+                    _option.selected = false;
+                    that.setSelected(_option.liIndex, false);
+                  }
+
+                  option.selected = true;
+                  that.setSelected(clickedIndex, true);
+                } else {
+                  var maxOptionsText = typeof that.options.maxOptionsText === 'string' ? [that.options.maxOptionsText, that.options.maxOptionsText] : that.options.maxOptionsText,
+                      maxOptionsArr = typeof maxOptionsText === 'function' ? maxOptionsText(maxOptions, maxOptionsGrp) : maxOptionsText,
+                      maxTxt = maxOptionsArr[0].replace('{n}', maxOptions),
+                      maxTxtGrp = maxOptionsArr[1].replace('{n}', maxOptionsGrp),
+                      $notify = $('<div class="notify"></div>');
+                  // If {var} is set in array, replace it
+                  /** @deprecated */
+                  if (maxOptionsArr[2]) {
+                    maxTxt = maxTxt.replace('{var}', maxOptionsArr[2][maxOptions > 1 ? 0 : 1]);
+                    maxTxtGrp = maxTxtGrp.replace('{var}', maxOptionsArr[2][maxOptionsGrp > 1 ? 0 : 1]);
+                  }
+
+                  option.selected = false;
+
+                  that.$menu.append($notify);
+
+                  if (maxOptions && maxReached) {
+                    $notify.append($('<div>' + maxTxt + '</div>'));
+                    triggerChange = false;
+                    that.$element.trigger('maxReached' + EVENT_KEY);
+                  }
+
+                  if (maxOptionsGrp && maxReachedGrp) {
+                    $notify.append($('<div>' + maxTxtGrp + '</div>'));
+                    triggerChange = false;
+                    that.$element.trigger('maxReachedGrp' + EVENT_KEY);
+                  }
+
+                  setTimeout(function () {
+                    that.setSelected(clickedIndex, false);
+                  }, 10);
+
+                  $notify[0].classList.add('fadeOut');
+
+                  setTimeout(function () {
+                    $notify.remove();
+                  }, 1050);
+                }
+              }
+            }
+          }
+
+          if (!that.multiple || (that.multiple && that.options.maxOptions === 1)) {
+            that.$button.trigger('focus');
+          } else if (that.options.liveSearch) {
+            that.$searchbox.trigger('focus');
+          }
+
+          // Trigger select 'change'
+          if (triggerChange) {
+            if (that.multiple || prevIndex !== element.selectedIndex) {
+              // $option.prop('selected') is current option state (selected/unselected). prevValue is the value of the select prior to being changed.
+              changedArguments = [option.index, $option.prop('selected'), prevValue];
+              that.$element
+                .triggerNative('change');
+            }
+          }
+        }
+      });
+
+      this.$menu.on('click', 'li.' + classNames.DISABLED + ' a, .' + classNames.POPOVERHEADER + ', .' + classNames.POPOVERHEADER + ' :not(.close)', function (e) {
+        if (e.currentTarget == this) {
+          e.preventDefault();
+          e.stopPropagation();
+          if (that.options.liveSearch && !$(e.target).hasClass('close')) {
+            that.$searchbox.trigger('focus');
+          } else {
+            that.$button.trigger('focus');
+          }
+        }
+      });
+
+      this.$menuInner.on('click', '.divider, .dropdown-header', function (e) {
+        e.preventDefault();
+        e.stopPropagation();
+        if (that.options.liveSearch) {
+          that.$searchbox.trigger('focus');
+        } else {
+          that.$button.trigger('focus');
+        }
+      });
+
+      this.$menu.on('click', '.' + classNames.POPOVERHEADER + ' .close', function () {
+        that.$button.trigger('click');
+      });
+
+      this.$searchbox.on('click', function (e) {
+        e.stopPropagation();
+      });
+
+      this.$menu.on('click', '.actions-btn', function (e) {
+        if (that.options.liveSearch) {
+          that.$searchbox.trigger('focus');
+        } else {
+          that.$button.trigger('focus');
+        }
+
+        e.preventDefault();
+        e.stopPropagation();
+
+        if ($(this).hasClass('bs-select-all')) {
+          that.selectAll();
+        } else {
+          that.deselectAll();
+        }
+      });
+
+      this.$button
+        .on('focus' + EVENT_KEY, function (e) {
+          var tabindex = that.$element[0].getAttribute('tabindex');
+
+          // only change when button is actually focused
+          if (tabindex !== undefined && e.originalEvent && e.originalEvent.isTrusted) {
+            // apply select element's tabindex to ensure correct order is followed when tabbing to the next element
+            this.setAttribute('tabindex', tabindex);
+            // set element's tabindex to -1 to allow for reverse tabbing
+            that.$element[0].setAttribute('tabindex', -1);
+            that.selectpicker.view.tabindex = tabindex;
+          }
+        })
+        .on('blur' + EVENT_KEY, function (e) {
+          // revert everything to original tabindex
+          if (that.selectpicker.view.tabindex !== undefined && e.originalEvent && e.originalEvent.isTrusted) {
+            that.$element[0].setAttribute('tabindex', that.selectpicker.view.tabindex);
+            this.setAttribute('tabindex', -1);
+            that.selectpicker.view.tabindex = undefined;
+          }
+        });
+
+      this.$element
+        .on('change' + EVENT_KEY, function () {
+          that.render();
+          that.$element.trigger('changed' + EVENT_KEY, changedArguments);
+          changedArguments = null;
+        })
+        .on('focus' + EVENT_KEY, function () {
+          if (!that.options.mobile) that.$button[0].focus();
+        });
+    },
+
+    liveSearchListener: function () {
+      var that = this;
+
+      this.$button.on('click.bs.dropdown.data-api', function () {
+        if (!!that.$searchbox.val()) {
+          that.$searchbox.val('');
+          that.selectpicker.search.previousValue = undefined;
+        }
+      });
+
+      this.$searchbox.on('click.bs.dropdown.data-api focus.bs.dropdown.data-api touchend.bs.dropdown.data-api', function (e) {
+        e.stopPropagation();
+      });
+
+      this.$searchbox.on('input propertychange', function () {
+        var searchValue = that.$searchbox[0].value;
+
+        that.selectpicker.search.elements = [];
+        that.selectpicker.search.data = [];
+
+        if (searchValue) {
+          var i,
+              searchMatch = [],
+              q = searchValue.toUpperCase(),
+              cache = {},
+              cacheArr = [],
+              searchStyle = that._searchStyle(),
+              normalizeSearch = that.options.liveSearchNormalize;
+
+          if (normalizeSearch) q = normalizeToBase(q);
+
+          for (var i = 0; i < that.selectpicker.main.data.length; i++) {
+            var li = that.selectpicker.main.data[i];
+
+            if (!cache[i]) {
+              cache[i] = stringSearch(li, q, searchStyle, normalizeSearch);
+            }
+
+            if (cache[i] && li.headerIndex !== undefined && cacheArr.indexOf(li.headerIndex) === -1) {
+              if (li.headerIndex > 0) {
+                cache[li.headerIndex - 1] = true;
+                cacheArr.push(li.headerIndex - 1);
+              }
+
+              cache[li.headerIndex] = true;
+              cacheArr.push(li.headerIndex);
+
+              cache[li.lastIndex + 1] = true;
+            }
+
+            if (cache[i] && li.type !== 'optgroup-label') cacheArr.push(i);
+          }
+
+          for (var i = 0, cacheLen = cacheArr.length; i < cacheLen; i++) {
+            var index = cacheArr[i],
+                prevIndex = cacheArr[i - 1],
+                li = that.selectpicker.main.data[index],
+                liPrev = that.selectpicker.main.data[prevIndex];
+
+            if (li.type !== 'divider' || (li.type === 'divider' && liPrev && liPrev.type !== 'divider' && cacheLen - 1 !== i)) {
+              that.selectpicker.search.data.push(li);
+              searchMatch.push(that.selectpicker.main.elements[index]);
+            }
+          }
+
+          that.activeIndex = undefined;
+          that.noScroll = true;
+          that.$menuInner.scrollTop(0);
+          that.selectpicker.search.elements = searchMatch;
+          that.createView(true);
+          showNoResults.call(that, searchMatch, searchValue);
+        } else if (that.selectpicker.search.previousValue) { // for IE11 (#2402)
+          that.$menuInner.scrollTop(0);
+          that.createView(false);
+        }
+
+        that.selectpicker.search.previousValue =  searchValue;
+      });
+    },
+
+    _searchStyle: function () {
+      return this.options.liveSearchStyle || 'contains';
+    },
+
+    val: function (value) {
+      var element = this.$element[0];
+
+      if (typeof value !== 'undefined') {
+        var prevValue = getSelectValues(element);
+
+        changedArguments = [null, null, prevValue];
+
+        this.$element
+          .val(value)
+          .trigger('changed' + EVENT_KEY, changedArguments);
+
+        if (this.$newElement.hasClass(classNames.SHOW)) {
+          if (this.multiple) {
+            this.setOptionStatus(true);
+          } else {
+            var liSelectedIndex = (element.options[element.selectedIndex] || {}).liIndex;
+
+            if (typeof liSelectedIndex === 'number') {
+              this.setSelected(this.selectedIndex, false);
+              this.setSelected(liSelectedIndex, true);
+            }
+          }
+        }
+
+        this.render();
+
+        changedArguments = null;
+
+        return this.$element;
+      } else {
+        return this.$element.val();
+      }
+    },
+
+    changeAll: function (status) {
+      if (!this.multiple) return;
+      if (typeof status === 'undefined') status = true;
+
+      var element = this.$element[0],
+          previousSelected = 0,
+          currentSelected = 0,
+          prevValue = getSelectValues(element);
+
+      element.classList.add('bs-select-hidden');
+
+      for (var i = 0, data = this.selectpicker.current.data, len = data.length; i < len; i++) {
+        var liData = data[i],
+            option = liData.option;
+
+        if (option && !liData.disabled && liData.type !== 'divider') {
+          if (liData.selected) previousSelected++;
+          option.selected = status;
+          if (status === true) currentSelected++;
+        }
+      }
+
+      element.classList.remove('bs-select-hidden');
+
+      if (previousSelected === currentSelected) return;
+
+      this.setOptionStatus();
+
+      changedArguments = [null, null, prevValue];
+
+      this.$element
+        .triggerNative('change');
+    },
+
+    selectAll: function () {
+      return this.changeAll(true);
+    },
+
+    deselectAll: function () {
+      return this.changeAll(false);
+    },
+
+    toggle: function (e) {
+      e = e || window.event;
+
+      if (e) e.stopPropagation();
+
+      this.$button.trigger('click.bs.dropdown.data-api');
+    },
+
+    keydown: function (e) {
+      var $this = $(this),
+          isToggle = $this.hasClass('dropdown-toggle'),
+          $parent = isToggle ? $this.closest('.dropdown') : $this.closest(Selector.MENU),
+          that = $parent.data('this'),
+          $items = that.findLis(),
+          index,
+          isActive,
+          liActive,
+          activeLi,
+          offset,
+          updateScroll = false,
+          downOnTab = e.which === keyCodes.TAB && !isToggle && !that.options.selectOnTab,
+          isArrowKey = REGEXP_ARROW.test(e.which) || downOnTab,
+          scrollTop = that.$menuInner[0].scrollTop,
+          isVirtual = that.isVirtual(),
+          position0 = isVirtual === true ? that.selectpicker.view.position0 : 0;
+
+      // do nothing if a function key is pressed
+      if (e.which >= 112 && e.which <= 123) return;
+
+      isActive = that.$newElement.hasClass(classNames.SHOW);
+
+      if (
+        !isActive &&
+        (
+          isArrowKey ||
+          (e.which >= 48 && e.which <= 57) ||
+          (e.which >= 96 && e.which <= 105) ||
+          (e.which >= 65 && e.which <= 90)
+        )
+      ) {
+        that.$button.trigger('click.bs.dropdown.data-api');
+
+        if (that.options.liveSearch) {
+          that.$searchbox.trigger('focus');
+          return;
+        }
+      }
+
+      if (e.which === keyCodes.ESCAPE && isActive) {
+        e.preventDefault();
+        that.$button.trigger('click.bs.dropdown.data-api').trigger('focus');
+      }
+
+      if (isArrowKey) { // if up or down
+        if (!$items.length) return;
+
+        liActive = that.selectpicker.main.elements[that.activeIndex];
+        index = liActive ? Array.prototype.indexOf.call(liActive.parentElement.children, liActive) : -1;
+
+        if (index !== -1) {
+          that.defocusItem(liActive);
+        }
+
+        if (e.which === keyCodes.ARROW_UP) { // up
+          if (index !== -1) index--;
+          if (index + position0 < 0) index += $items.length;
+
+          if (!that.selectpicker.view.canHighlight[index + position0]) {
+            index = that.selectpicker.view.canHighlight.slice(0, index + position0).lastIndexOf(true) - position0;
+            if (index === -1) index = $items.length - 1;
+          }
+        } else if (e.which === keyCodes.ARROW_DOWN || downOnTab) { // down
+          index++;
+          if (index + position0 >= that.selectpicker.view.canHighlight.length) index = that.selectpicker.view.firstHighlightIndex;
+
+          if (!that.selectpicker.view.canHighlight[index + position0]) {
+            index = index + 1 + that.selectpicker.view.canHighlight.slice(index + position0 + 1).indexOf(true);
+          }
+        }
+
+        e.preventDefault();
+
+        var liActiveIndex = position0 + index;
+
+        if (e.which === keyCodes.ARROW_UP) { // up
+          // scroll to bottom and highlight last option
+          if (position0 === 0 && index === $items.length - 1) {
+            that.$menuInner[0].scrollTop = that.$menuInner[0].scrollHeight;
+
+            liActiveIndex = that.selectpicker.current.elements.length - 1;
+          } else {
+            activeLi = that.selectpicker.current.data[liActiveIndex];
+            offset = activeLi.position - activeLi.height;
+
+            updateScroll = offset < scrollTop;
+          }
+        } else if (e.which === keyCodes.ARROW_DOWN || downOnTab) { // down
+          // scroll to top and highlight first option
+          if (index === that.selectpicker.view.firstHighlightIndex) {
+            that.$menuInner[0].scrollTop = 0;
+
+            liActiveIndex = that.selectpicker.view.firstHighlightIndex;
+          } else {
+            activeLi = that.selectpicker.current.data[liActiveIndex];
+            offset = activeLi.position - that.sizeInfo.menuInnerHeight;
+
+            updateScroll = offset > scrollTop;
+          }
+        }
+
+        liActive = that.selectpicker.current.elements[liActiveIndex];
+
+        that.activeIndex = that.selectpicker.current.data[liActiveIndex].index;
+
+        that.focusItem(liActive);
+
+        that.selectpicker.view.currentActive = liActive;
+
+        if (updateScroll) that.$menuInner[0].scrollTop = offset;
+
+        if (that.options.liveSearch) {
+          that.$searchbox.trigger('focus');
+        } else {
+          $this.trigger('focus');
+        }
+      } else if (
+        (!$this.is('input') && !REGEXP_TAB_OR_ESCAPE.test(e.which)) ||
+        (e.which === keyCodes.SPACE && that.selectpicker.keydown.keyHistory)
+      ) {
+        var searchMatch,
+            matches = [],
+            keyHistory;
+
+        e.preventDefault();
+
+        that.selectpicker.keydown.keyHistory += keyCodeMap[e.which];
+
+        if (that.selectpicker.keydown.resetKeyHistory.cancel) clearTimeout(that.selectpicker.keydown.resetKeyHistory.cancel);
+        that.selectpicker.keydown.resetKeyHistory.cancel = that.selectpicker.keydown.resetKeyHistory.start();
+
+        keyHistory = that.selectpicker.keydown.keyHistory;
+
+        // if all letters are the same, set keyHistory to just the first character when searching
+        if (/^(.)\1+$/.test(keyHistory)) {
+          keyHistory = keyHistory.charAt(0);
+        }
+
+        // find matches
+        for (var i = 0; i < that.selectpicker.current.data.length; i++) {
+          var li = that.selectpicker.current.data[i],
+              hasMatch;
+
+          hasMatch = stringSearch(li, keyHistory, 'startsWith', true);
+
+          if (hasMatch && that.selectpicker.view.canHighlight[i]) {
+            matches.push(li.index);
+          }
+        }
+
+        if (matches.length) {
+          var matchIndex = 0;
+
+          $items.removeClass('active').find('a').removeClass('active');
+
+          // either only one key has been pressed or they are all the same key
+          if (keyHistory.length === 1) {
+            matchIndex = matches.indexOf(that.activeIndex);
+
+            if (matchIndex === -1 || matchIndex === matches.length - 1) {
+              matchIndex = 0;
+            } else {
+              matchIndex++;
+            }
+          }
+
+          searchMatch = matches[matchIndex];
+
+          activeLi = that.selectpicker.main.data[searchMatch];
+
+          if (scrollTop - activeLi.position > 0) {
+            offset = activeLi.position - activeLi.height;
+            updateScroll = true;
+          } else {
+            offset = activeLi.position - that.sizeInfo.menuInnerHeight;
+            // if the option is already visible at the current scroll position, just keep it the same
+            updateScroll = activeLi.position > scrollTop + that.sizeInfo.menuInnerHeight;
+          }
+
+          liActive = that.selectpicker.main.elements[searchMatch];
+
+          that.activeIndex = matches[matchIndex];
+
+          that.focusItem(liActive);
+
+          if (liActive) liActive.firstChild.focus();
+
+          if (updateScroll) that.$menuInner[0].scrollTop = offset;
+
+          $this.trigger('focus');
+        }
+      }
+
+      // Select focused option if "Enter", "Spacebar" or "Tab" (when selectOnTab is true) are pressed inside the menu.
+      if (
+        isActive &&
+        (
+          (e.which === keyCodes.SPACE && !that.selectpicker.keydown.keyHistory) ||
+          e.which === keyCodes.ENTER ||
+          (e.which === keyCodes.TAB && that.options.selectOnTab)
+        )
+      ) {
+        if (e.which !== keyCodes.SPACE) e.preventDefault();
+
+        if (!that.options.liveSearch || e.which !== keyCodes.SPACE) {
+          that.$menuInner.find('.active a').trigger('click', true); // retain active class
+          $this.trigger('focus');
+
+          if (!that.options.liveSearch) {
+            // Prevent screen from scrolling if the user hits the spacebar
+            e.preventDefault();
+            // Fixes spacebar selection of dropdown items in FF & IE
+            $(document).data('spaceSelect', true);
+          }
+        }
+      }
+    },
+
+    mobile: function () {
+      // ensure mobile is set to true if mobile function is called after init
+      this.options.mobile = true;
+      this.$element[0].classList.add('mobile-device');
+    },
+
+    refresh: function () {
+      // update options if data attributes have been changed
+      var config = $.extend({}, this.options, this.$element.data());
+      this.options = config;
+
+      this.checkDisabled();
+      this.buildData();
+      this.setStyle();
+      this.render();
+      this.buildList();
+      this.setWidth();
+
+      this.setSize(true);
+
+      this.$element.trigger('refreshed' + EVENT_KEY);
+    },
+
+    hide: function () {
+      this.$newElement.hide();
+    },
+
+    show: function () {
+      this.$newElement.show();
+    },
+
+    remove: function () {
+      this.$newElement.remove();
+      this.$element.remove();
+    },
+
+    destroy: function () {
+      this.$newElement.before(this.$element).remove();
+
+      if (this.$bsContainer) {
+        this.$bsContainer.remove();
+      } else {
+        this.$menu.remove();
+      }
+
+      if (this.selectpicker.view.titleOption && this.selectpicker.view.titleOption.parentNode) {
+        this.selectpicker.view.titleOption.parentNode.removeChild(this.selectpicker.view.titleOption);
+      }
+
+      this.$element
+        .off(EVENT_KEY)
+        .removeData('selectpicker')
+        .removeClass('bs-select-hidden selectpicker');
+
+      $(window).off(EVENT_KEY + '.' + this.selectId);
+    }
+  };
+
+  // SELECTPICKER PLUGIN DEFINITION
+  // ==============================
+  function Plugin (option) {
+    // get the args of the outer function..
+    var args = arguments;
+    // The arguments of the function are explicitly re-defined from the argument list, because the shift causes them
+    // to get lost/corrupted in android 2.3 and IE9 #715 #775
+    var _option = option;
+
+    [].shift.apply(args);
+
+    // if the version was not set successfully
+    if (!version.success) {
+      // try to retreive it again
+      try {
+        version.full = ($.fn.dropdown.Constructor.VERSION || '').split(' ')[0].split('.');
+      } catch (err) {
+        // fall back to use BootstrapVersion if set
+        if (Selectpicker.BootstrapVersion) {
+          version.full = Selectpicker.BootstrapVersion.split(' ')[0].split('.');
+        } else {
+          version.full = [version.major, '0', '0'];
+
+          console.warn(
+            'There was an issue retrieving Bootstrap\'s version. ' +
+            'Ensure Bootstrap is being loaded before bootstrap-select and there is no namespace collision. ' +
+            'If loading Bootstrap asynchronously, the version may need to be manually specified via $.fn.selectpicker.Constructor.BootstrapVersion.',
+            err
+          );
+        }
+      }
+
+      version.major = version.full[0];
+      version.success = true;
+    }
+
+    if (version.major === '4') {
+      // some defaults need to be changed if using Bootstrap 4
+      // check to see if they have already been manually changed before forcing them to update
+      var toUpdate = [];
+
+      if (Selectpicker.DEFAULTS.style === classNames.BUTTONCLASS) toUpdate.push({ name: 'style', className: 'BUTTONCLASS' });
+      if (Selectpicker.DEFAULTS.iconBase === classNames.ICONBASE) toUpdate.push({ name: 'iconBase', className: 'ICONBASE' });
+      if (Selectpicker.DEFAULTS.tickIcon === classNames.TICKICON) toUpdate.push({ name: 'tickIcon', className: 'TICKICON' });
+
+      classNames.DIVIDER = 'dropdown-divider';
+      classNames.SHOW = 'show';
+      classNames.BUTTONCLASS = 'btn-light';
+      classNames.POPOVERHEADER = 'popover-header';
+      classNames.ICONBASE = '';
+      classNames.TICKICON = 'bs-ok-default';
+
+      for (var i = 0; i < toUpdate.length; i++) {
+        var option = toUpdate[i];
+        Selectpicker.DEFAULTS[option.name] = classNames[option.className];
+      }
+    }
+
+    var value;
+    var chain = this.each(function () {
+      var $this = $(this);
+      if ($this.is('select')) {
+        var data = $this.data('selectpicker'),
+            options = typeof _option == 'object' && _option;
+
+        if (!data) {
+          var dataAttributes = $this.data();
+
+          for (var dataAttr in dataAttributes) {
+            if (Object.prototype.hasOwnProperty.call(dataAttributes, dataAttr) && $.inArray(dataAttr, DISALLOWED_ATTRIBUTES) !== -1) {
+              delete dataAttributes[dataAttr];
+            }
+          }
+
+          var config = $.extend({}, Selectpicker.DEFAULTS, $.fn.selectpicker.defaults || {}, dataAttributes, options);
+          config.template = $.extend({}, Selectpicker.DEFAULTS.template, ($.fn.selectpicker.defaults ? $.fn.selectpicker.defaults.template : {}), dataAttributes.template, options.template);
+          $this.data('selectpicker', (data = new Selectpicker(this, config)));
+        } else if (options) {
+          for (var i in options) {
+            if (Object.prototype.hasOwnProperty.call(options, i)) {
+              data.options[i] = options[i];
+            }
+          }
+        }
+
+        if (typeof _option == 'string') {
+          if (data[_option] instanceof Function) {
+            value = data[_option].apply(data, args);
+          } else {
+            value = data.options[_option];
+          }
+        }
+      }
+    });
+
+    if (typeof value !== 'undefined') {
+      // noinspection JSUnusedAssignment
+      return value;
+    } else {
+      return chain;
+    }
+  }
+
+  var old = $.fn.selectpicker;
+  $.fn.selectpicker = Plugin;
+  $.fn.selectpicker.Constructor = Selectpicker;
+
+  // SELECTPICKER NO CONFLICT
+  // ========================
+  $.fn.selectpicker.noConflict = function () {
+    $.fn.selectpicker = old;
+    return this;
+  };
+
+  // get Bootstrap's keydown event handler for either Bootstrap 4 or Bootstrap 3
+  function keydownHandler () {
+    if ($.fn.dropdown) {
+      // wait to define until function is called in case Bootstrap isn't loaded yet
+      var bootstrapKeydown = $.fn.dropdown.Constructor._dataApiKeydownHandler || $.fn.dropdown.Constructor.prototype.keydown;
+      return bootstrapKeydown.apply(this, arguments);
+    }
+  }
+
+  $(document)
+    .off('keydown.bs.dropdown.data-api')
+    .on('keydown.bs.dropdown.data-api', ':not(.bootstrap-select) > [data-toggle="dropdown"]', keydownHandler)
+    .on('keydown.bs.dropdown.data-api', ':not(.bootstrap-select) > .dropdown-menu', keydownHandler)
+    .on('keydown' + EVENT_KEY, '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input', Selectpicker.prototype.keydown)
+    .on('focusin.modal', '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input', function (e) {
+      e.stopPropagation();
+    });
+
+  // SELECTPICKER DATA-API
+  // =====================
+  $(window).on('load' + EVENT_KEY + '.data-api', function () {
+    $('.selectpicker').each(function () {
+      var $selectpicker = $(this);
+      Plugin.call($selectpicker, $selectpicker.data());
+    })
+  });
+})(jQuery);
+
+
 }));
 //# sourceMappingURL=bootstrap-select.js.map
\ No newline at end of file
diff --git a/share/static/css/elevator-light/bootstrap-select.css b/share/static/css/elevator-light/bootstrap-select.css
index a1bf7f3248..34edabf854 100644
--- a/share/static/css/elevator-light/bootstrap-select.css
+++ b/share/static/css/elevator-light/bootstrap-select.css
@@ -1,10 +1,34 @@
 /*!
- * Bootstrap-select v1.13.10 (https://developer.snapappointments.com/bootstrap-select)
+ * Bootstrap-select v1.13.18 (https://developer.snapappointments.com/bootstrap-select)
  *
- * Copyright 2012-2019 SnapAppointments, LLC
+ * Copyright 2012-2020 SnapAppointments, LLC
  * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
  */
 
+ at -webkit-keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+ at -o-keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+ at keyframes bs-notify-fadeOut {
+  0% {
+    opacity: 0.9;
+  }
+  100% {
+    opacity: 0;
+  }
+}
 select.bs-select-hidden,
 .bootstrap-select > select.bs-select-hidden,
 select.selectpicker {
@@ -90,11 +114,11 @@ select.selectpicker {
 .has-error .bootstrap-select .dropdown-toggle,
 .error .bootstrap-select .dropdown-toggle,
 .bootstrap-select.is-invalid .dropdown-toggle,
-.was-validated .bootstrap-select .selectpicker:invalid + .dropdown-toggle {
+.was-validated .bootstrap-select select:invalid + .dropdown-toggle {
   border-color: #b94a48;
 }
 .bootstrap-select.is-valid .dropdown-toggle,
-.was-validated .bootstrap-select .selectpicker:valid + .dropdown-toggle {
+.was-validated .bootstrap-select select:valid + .dropdown-toggle {
   border-color: #28a745;
 }
 .bootstrap-select.fit-width {
@@ -300,6 +324,11 @@ select.selectpicker {
      -moz-box-sizing: border-box;
           box-sizing: border-box;
 }
+.bootstrap-select .dropdown-menu .notify.fadeOut {
+  -webkit-animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+       -o-animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+          animation: 300ms linear 750ms forwards bs-notify-fadeOut;
+}
 .bootstrap-select .no-results {
   padding: 3px;
   background: #f5f5f5;
@@ -339,6 +368,8 @@ select.selectpicker {
   height: 1em;
   border-style: solid;
   border-width: 0 0.26em 0.26em 0;
+  -webkit-transform-style: preserve-3d;
+          transform-style: preserve-3d;
   -webkit-transform: rotate(45deg);
       -ms-transform: rotate(45deg);
        -o-transform: rotate(45deg);
diff --git a/share/static/js/bootstrap-select.min.js b/share/static/js/bootstrap-select.min.js
index 887da61ccf..45997388b0 100644
--- a/share/static/js/bootstrap-select.min.js
+++ b/share/static/js/bootstrap-select.min.js
@@ -1,8 +1,8 @@
 /*!
- * Bootstrap-select v1.13.10 (https://developer.snapappointments.com/bootstrap-select)
+ * Bootstrap-select v1.13.18 (https://developer.snapappointments.com/bootstrap-select)
  *
- * Copyright 2012-2019 SnapAppointments, LLC
+ * Copyright 2012-2020 SnapAppointments, LLC
  * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE)
  */
 
-!function(e,t){void 0===e&&void 0!==window&&(e=window),"function"==typeof define&&define.amd?define(["jquery"],function(e){return t(e)}):"object"==typeof module&&module.exports?module.exports=t(require("jquery")):t(e.jQuery)}(this,function(e){!function(z){"use strict";var d=["sanitize","whiteList","sanitizeFn"],r=["background","cite","href","itemtype","longdesc","poster","src","xlink:href"],e={"*":["class","dir","id","lang","role","tabindex","style",/^aria-[\w-]*$/i],a:["target","href","title","rel"],area:[],b:[],br:[],col:[],code:[],div:[],em:[],hr:[],h1:[],h2:[],h3:[],h4:[],h5:[],h6:[],i:[],img:["src","alt","title","width","height"],li:[],ol:[],p:[],pre:[],s:[],small:[],span:[],sub:[],sup:[],strong:[],u:[],ul:[]},l=/^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi,a=/^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i;function v(e,t){var i=e.nodeName.toLowerCase();if(-1!==z.inArray(i,t))re
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 List.remove(V.DISABLED),this.$button.removeClass(V.DISABLED).attr("aria-disabled",!1))},clickListener:function(){var C=this,t=P(document);function e(){C.options.liveSearch?C.$searchbox.trigger("focus"):C.$menuInner.trigger("focus")}function i(){C.dropdown&&C.dropdown._popper&&C.dropdown._popper.state.isCreated?e():requestAnimationFrame(i)}t.data("spaceSelect",!1),this.$button.on("keyup",function(e){/(32)/.test(e.keyCode.toString(10))&&t.data("spaceSelect")&&(e.preventDefault(),t.data("spaceSelect",!1))}),this.$newElement.on("show.bs.dropdown",function(){3<M.major&&!C.dropdown&&(C.dropdown=C.$button.data("bs.dropdown"),C.dropdown._menu=C.$menu[0])}),this.$button.on("click.bs.dropdown.data-api",function(){C.$newElement.hasClass(V.SHOW)||C.setSize()}),this.$element.on("shown"+j,function(){C.$menuInner[0].scrollTop!==C.selectpicker.view.scrollTop&&(C.$menuInner[0].scrollTop=C.selectpicker.view.scrollTop),3<M.major?requestAnimationFrame(i):e()}),this.$menuInner.on("mouseenter","li a",fun
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 (!0);else if(g&&1==g){for(var I=0;I<m.length;I++){var x=m[I];x.selected=!1,C.setSelected(x.liIndex,!1)}h.selected=!0,C.setSelected(r,!0)}else{var k="string"==typeof C.options.maxOptionsText?[C.options.maxOptionsText,C.options.maxOptionsText]:C.options.maxOptionsText,y="function"==typeof k?k(v,g):k,$=y[0].replace("{n}",v),S=y[1].replace("{n}",g),E=P('<div class="notify"></div>');y[2]&&($=$.replace("{var}",y[2][1<v?0:1]),S=S.replace("{var}",y[2][1<g?0:1])),h.selected=!1,C.$menu.append(E),v&&b&&(E.append(P("<div>"+$+"</div>")),d=!1,C.$element.trigger("maxReached"+j)),g&&w&&(E.append(P("<div>"+S+"</div>")),d=!1,C.$element.trigger("maxReachedGrp"+j)),setTimeout(function(){C.setSelected(r,!1)},10),E[0].classList.add("fadeOut"),setTimeout(function(){E.remove()},1050)}}}else c&&(c.selected=!1),h.selected=!0,C.setSelected(r,!0);!C.multiple||C.multiple&&1===C.options.maxOptions?C.$button.trigger("focus"):C.options.liveSearch&&C.$searchbox.trigger("focus"),d&&(!C.multiple&&a===s.selectedIndex|
 |(T=[h.index,p.prop("selected"),l],C.$element.triggerNative("change")))}}),this.$menu.on("click","li."+V.DISABLED+" a, ."+V.POPOVERHEADER+", ."+V.POPOVERHEADER+" :not(.close)",function(e){e.currentTarget==this&&(e.preventDefault(),e.stopPropagation(),C.options.liveSearch&&!P(e.target).hasClass("close")?C.$searchbox.trigger("focus"):C.$button.trigger("focus"))}),this.$menuInner.on("click",".divider, .dropdown-header",function(e){e.preventDefault(),e.stopPropagation(),C.options.liveSearch?C.$searchbox.trigger("focus"):C.$button.trigger("focus")}),this.$menu.on("click","."+V.POPOVERHEADER+" .close",function(){C.$button.trigger("click")}),this.$searchbox.on("click",function(e){e.stopPropagation()}),this.$menu.on("click",".actions-btn",function(e){C.options.liveSearch?C.$searchbox.trigger("focus"):C.$button.trigger("focus"),e.preventDefault(),e.stopPropagation(),P(this).hasClass("bs-select-all")?C.selectAll():C.deselectAll()}),this.$button.on("focus"+j,function(e){var t=C.$element[0].get
 Attribute("tabindex");void 0!==t&&e.originalEvent&&e.originalEvent.isTrusted&&(this.setAttribute("tabindex",t),C.$element[0].setAttribute("tabindex",-1),C.selectpicker.view.tabindex=t)}).on("blur"+j,function(e){void 0!==C.selectpicker.view.tabindex&&e.originalEvent&&e.originalEvent.isTrusted&&(C.$element[0].setAttribute("tabindex",C.selectpicker.view.tabindex),this.setAttribute("tabindex",-1),C.selectpicker.view.tabindex=void 0)}),this.$element.on("change"+j,function(){C.render(),C.$element.trigger("changed"+j,T),T=null}).on("focus"+j,function(){C.options.mobile||C.$button[0].focus()})},liveSearchListener:function(){var u=this;this.$button.on("click.bs.dropdown.data-api",function(){u.$searchbox.val()&&(u.$searchbox.val(""),u.selectpicker.search.previousValue=void 0)}),this.$searchbox.on("click.bs.dropdown.data-api focus.bs.dropdown.data-api touchend.bs.dropdown.data-api",function(e){e.stopPropagation()}),this.$searchbox.on("input propertychange",function(){var e=u.$searchbox[0].valu
 e;if(u.selectpicker.search.elements=[],u.selectpicker.search.data=[],e){var t=[],i=e.toUpperCase(),s={},n=[],o=u._searchStyle(),r=u.options.liveSearchNormalize;r&&(i=w(i));for(var l=0;l<u.selectpicker.main.data.length;l++){var a=u.selectpicker.main.data[l];s[l]||(s[l]=k(a,i,o,r)),s[l]&&void 0!==a.headerIndex&&-1===n.indexOf(a.headerIndex)&&(0<a.headerIndex&&(s[a.headerIndex-1]=!0,n.push(a.headerIndex-1)),s[a.headerIndex]=!0,n.push(a.headerIndex),s[a.lastIndex+1]=!0),s[l]&&"optgroup-label"!==a.type&&n.push(l)}l=0;for(var c=n.length;l<c;l++){var d=n[l],h=n[l-1],p=(a=u.selectpicker.main.data[d],u.selectpicker.main.data[h]);("divider"!==a.type||"divider"===a.type&&p&&"divider"!==p.type&&c-1!==l)&&(u.selectpicker.search.data.push(a),t.push(u.selectpicker.main.elements[d]))}u.activeIndex=void 0,u.noScroll=!0,u.$menuInner.scrollTop(0),u.selectpicker.search.elements=t,u.createView(!0),function(e,t){e.length||(_.noResults.innerHTML=this.options.noneResultsText.replace("{0}",'"'+S(t)+'"'),thi
 s.$menuInner[0].firstChild.appendChild(_.noResults))}.call(u,t,e)}else u.selectpicker.search.previousValue&&(u.$menuInner.scrollTop(0),u.createView(!1));u.selectpicker.search.previousValue=e})},_searchStyle:function(){return this.options.liveSearchStyle||"contains"},val:function(e){var t=this.$element[0];if(void 0===e)return this.$element.val();var i=z(t);if(T=[null,null,i],this.$element.val(e).trigger("changed"+j,T),this.$newElement.hasClass(V.SHOW))if(this.multiple)this.setOptionStatus(!0);else{var s=(t.options[t.selectedIndex]||{}).liIndex;"number"==typeof s&&(this.setSelected(this.selectedIndex,!1),this.setSelected(s,!0))}return this.render(),T=null,this.$element},changeAll:function(e){if(this.multiple){void 0===e&&(e=!0);var t=this.$element[0],i=0,s=0,n=z(t);t.classList.add("bs-select-hidden");for(var o=0,r=this.selectpicker.current.data,l=r.length;o<l;o++){var a=r[o],c=a.option;c&&!a.disabled&&"divider"!==a.type&&(a.selected&&i++,!0===(c.selected=e)&&s++)}t.classList.remove("b
 s-select-hidden"),i!==s&&(this.setOptionStatus(),T=[null,null,n],this.$element.triggerNative("change"))}},selectAll:function(){return this.changeAll(!0)},deselectAll:function(){return this.changeAll(!1)},toggle:function(e){(e=e||window.event)&&e.stopPropagation(),this.$button.trigger("click.bs.dropdown.data-api")},keydown:function(e){var t,i,s,n,o,r=P(this),l=r.hasClass("dropdown-toggle"),a=(l?r.closest(".dropdown"):r.closest(F.MENU)).data("this"),c=a.findLis(),d=!1,h=e.which===H&&!l&&!a.options.selectOnTab,p=G.test(e.which)||h,u=a.$menuInner[0].scrollTop,f=!0===a.isVirtual()?a.selectpicker.view.position0:0;if(!(112<=e.which&&e.which<=123))if(!(i=a.$newElement.hasClass(V.SHOW))&&(p||48<=e.which&&e.which<=57||96<=e.which&&e.which<=105||65<=e.which&&e.which<=90)&&(a.$button.trigger("click.bs.dropdown.data-api"),a.options.liveSearch))a.$searchbox.trigger("focus");else{if(e.which===A&&i&&(e.preventDefault(),a.$button.trigger("click.bs.dropdown.data-api").trigger("focus")),p){if(!c.lengt
 h)return;-1!==(t=(s=a.selectpicker.main.elements[a.activeIndex])?Array.prototype.indexOf.call(s.parentElement.children,s):-1)&&a.defocusItem(s),e.which===B?(-1!==t&&t--,t+f<0&&(t+=c.length),a.selectpicker.view.canHighlight[t+f]||-1===(t=a.selectpicker.view.canHighlight.slice(0,t+f).lastIndexOf(!0)-f)&&(t=c.length-1)):e.which!==R&&!h||(++t+f>=a.selectpicker.view.canHighlight.length&&(t=a.selectpicker.view.firstHighlightIndex),a.selectpicker.view.canHighlight[t+f]||(t=t+1+a.selectpicker.view.canHighlight.slice(t+f+1).indexOf(!0))),e.preventDefault();var m=f+t;e.which===B?0===f&&t===c.length-1?(a.$menuInner[0].scrollTop=a.$menuInner[0].scrollHeight,m=a.selectpicker.current.elements.length-1):d=(o=(n=a.selectpicker.current.data[m]).position-n.height)<u:e.which!==R&&!h||(t===a.selectpicker.view.firstHighlightIndex?(a.$menuInner[0].scrollTop=0,m=a.selectpicker.view.firstHighlightIndex):d=u<(o=(n=a.selectpicker.current.data[m]).position-a.sizeInfo.menuInnerHeight)),s=a.selectpicker.current
 .elements[m],a.activeIndex=a.selectpicker.current.data[m].index,a.focusItem(s),a.selectpicker.view.currentActive=s,d&&(a.$menuInner[0].scrollTop=o),a.options.liveSearch?a.$searchbox.trigger("focus"):r.trigger("focus")}else if(!r.is("input")&&!q.test(e.which)||e.which===D&&a.selectpicker.keydown.keyHistory){var v,g,b=[];e.preventDefault(),a.selectpicker.keydown.keyHistory+=C[e.which],a.selectpicker.keydown.resetKeyHistory.cancel&&clearTimeout(a.selectpicker.keydown.resetKeyHistory.cancel),a.selectpicker.keydown.resetKeyHistory.cancel=a.selectpicker.keydown.resetKeyHistory.start(),g=a.selectpicker.keydown.keyHistory,/^(.)\1+$/.test(g)&&(g=g.charAt(0));for(var w=0;w<a.selectpicker.current.data.length;w++){var I=a.selectpicker.current.data[w];k(I,g,"startsWith",!0)&&a.selectpicker.view.canHighlight[w]&&b.push(I.index)}if(b.length){var x=0;c.removeClass("active").find("a").removeClass("active"),1===g.length&&(-1===(x=b.indexOf(a.activeIndex))||x===b.length-1?x=0:x++),v=b[x],d=0<u-(n=a.se
 lectpicker.main.data[v]).position?(o=n.position-n.height,!0):(o=n.position-a.sizeInfo.menuInnerHeight,n.position>u+a.sizeInfo.menuInnerHeight),s=a.selectpicker.main.elements[v],a.activeIndex=b[x],a.focusItem(s),s&&s.firstChild.focus(),d&&(a.$menuInner[0].scrollTop=o),r.trigger("focus")}}i&&(e.which===D&&!a.selectpicker.keydown.keyHistory||e.which===L||e.which===H&&a.options.selectOnTab)&&(e.which!==D&&e.preventDefault(),a.options.liveSearch&&e.which===D||(a.$menuInner.find(".active a").trigger("click",!0),r.trigger("focus"),a.options.liveSearch||(e.preventDefault(),P(document).data("spaceSelect",!0))))}},mobile:function(){this.options.mobile=!0,this.$element[0].classList.add("mobile-device")},refresh:function(){var e=P.extend({},this.options,this.$element.data());this.options=e,this.checkDisabled(),this.buildData(),this.setStyle(),this.render(),this.buildList(),this.setWidth(),this.setSize(!0),this.$element.trigger("refreshed"+j)},hide:function(){this.$newElement.hide()},show:functi
 on(){this.$newElement.show()},remove:function(){this.$newElement.remove(),this.$element.remove()},destroy:function(){this.$newElement.before(this.$element).remove(),this.$bsContainer?this.$bsContainer.remove():this.$menu.remove(),this.selectpicker.view.titleOption&&this.selectpicker.view.titleOption.parentNode&&this.selectpicker.view.titleOption.parentNode.removeChild(this.selectpicker.view.titleOption),this.$element.off(j).removeData("selectpicker").removeClass("bs-select-hidden selectpicker"),P(window).off(j+"."+this.selectId)}};var J=P.fn.selectpicker;function Q(){if(P.fn.dropdown)return(P.fn.dropdown.Constructor._dataApiKeydownHandler||P.fn.dropdown.Constructor.prototype.keydown).apply(this,arguments)}P.fn.selectpicker=Z,P.fn.selectpicker.Constructor=Y,P.fn.selectpicker.noConflict=function(){return P.fn.selectpicker=J,this},P(document).off("keydown.bs.dropdown.data-api").on("keydown.bs.dropdown.data-api",':not(.bootstrap-select) > [data-toggle="dropdown"]',Q).on("keydown.bs.drop
 down.data-api",":not(.bootstrap-select) > .dropdown-menu",Q).on("keydown"+j,'.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input',Y.prototype.keydown).on("focusin.modal",'.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bootstrap-select .bs-searchbox input',function(e){e.stopPropagation()}),P(window).on("load"+j+".data-api",function(){P(".selectpicker").each(function(){var e=P(this);Z.call(e,e.data())})})}(e)});

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hooks/post-receive
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