- Add lookupComunityCtxEntity in ICommunityCtxDBMgr interface.
- Change query in CommunityCtxEntityDAO to give entity ids with
specified attribute type. 
- Implement lookupCommunityCtxEntity method in CommunityDBMgr.
- Add local tests for lookupCommunityCtxEntity method.
Merge branch 'Testing_Release_1.0' into CommunityCtxDBMgr