8372: Merged V2.1 to V2.2
8314: Merged V2.0 to V2.1
7750: Fix for ACT-475: ContentStoreCleaner causes OutOfMemoryError
8332: Made content URL column larger to accommodate the extra locale info present in 2.1
8334: Build fix: V2.1 tighter on authentication for getTempWriter
8376: Merged V2.1 to V2.2
8325: Fix for AWC-1089
8361: Workaround for WCM-882: All metadata extracters can now handle zero length files
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@8497 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261