77067: Merged PLATFORM1 (5.0/Cloud) to HEAD-BUG-FIX (5.0/Cloud) 72190: ACE-1677: SOLR 4 - Track model changes, persist somewhere, update Alfresco model in SOLR - Fixed instantiators of ModelTracker git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@77914 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261