119029 adavis: Merged 5.1.N (5.1.1) to 5.1-MC1 (5.1.0)
116130 adavis: Merged 5.0.N (5.0.3) to 5.1.N (5.1.1)
115965 adavis: Merged V4.2-BUG-FIX (4.2.6) to 5.0.N (5.0.3) (PARTIAL MERGE)
115823 arebegea: MNT-14887 : Rework ChainingUserRegistrySynchronizer's methods that uses RetryingTransaction with 'requiresNew=true'.
- removed the code that deleted the older property value that may have been present when updating a value.
- fixed the tests from RepoUsageComponentTest.java
- updated the authorised-users jar with the version that uses the attributeService again.
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@119867 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261