8033: Merged V2.1 to V2.2
7728: Fix and patch for WCM-893 - now only users explicitly invited to a Web Project can see it in the web-client
7954: Missing file from CHK-2018 - Fix and patch for WCM-893
8042: Fixed AWC-1588: Exception message for unsupported target mimetype
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@8452 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261