CMFileManager : Pass appropriate media type uri when ACTION_VIEW

Passing the appropriate uri and not the generic File table uri,
allows apps such as gallery to allow paging in the appropriate folder.

Change-Id: I622680d0e27c304fb83532ccc2e026ff9e112a5b
CMFileManager : Delete from media store when renaming/deleting files

Change-Id: I0bee07a683a7799fb118eb2d1ac313654a29a64e