Add C&U metric collection tests
Enable infrastructure.Provider to use c&u creds
Split off C&U tab in Region configuration

   Add method to enable all datastores and clusters

   Add to setup fixture to enable them before running collection test
Detect when nothing was filled in form
   Don't perform the action if nothing was done
A ready-built contextmanager for use in ipython
Merge pull request #1044 from weissjeffm/cap-and-u-1

Add C&U metric collection tests