The branch 4.4/right-granted-message was deleted and repushed:
was 2b2a4b0dc6f4029683d6b3c5ef00c686697b43c3
now ad22a15f9f300b8094d87efe59e93323108fc78a
1: 2b2a4b0 = 1: ad22a15 Mention principal and right in granted and revoked messages