[SYNCOPE-468] Now PolicyTO contains which roles and / or resources are using that policy

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1556805 13f79535-47bb-0310-9956-ffa450edef68
[SYNCOPE-468] Merge from 1_1_X

git-svn-id: https://svn.apache.org/repos/asf/syncope/trunk@1556814 13f79535-47bb-0310-9956-ffa450edef68