Fixes LP Bug#755916 - Location field shows creds
Removes the Location field from the return of the
API server's GET /images/detail and GET /images/<ID>
calls. The Registry server API was unchanged, as the API
server needs to call the Registry server in order to
find location information...
Change-Id: I914456ad3879f19fa0b55c8a89b8217c193193d8