[SYNCOPE-420] Implementation provided for users and roles, either when acting via REST or via SyncJob

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1531921 13f79535-47bb-0310-9956-ffa450edef68
[SYNCOPE-420] Fixing jaxrs errors

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1532232 13f79535-47bb-0310-9956-ffa450edef68
[SYNCOPE-420] Merge from 1_1_X

git-svn-id: https://svn.apache.org/repos/asf/syncope/trunk@1532242 13f79535-47bb-0310-9956-ffa450edef68