-Created class o.r.u.ServiceController to parallel the
 functionality of o.r.u.ActivityController for Services.
-Created abstract base class o.r.u.ComponentController to
 factor out functionality that was common between
 ActivityController and ServiceController.
-Added buildService() and setupService() to o.r.Robolectric to
 parallel the functionality of buildActivity() and
 setupActivity().
-Associated test cases.