Service catalog tests now setup require providers
Test utilization, testgen fixture, both cloud and infra

   Turn off collection after each test

   Use one provider at a time, removing the others, to minimize resource
   usage
template tracker limits on removal bumped to 1000
Update BZ plugin

* Take the other QA states into account for upstream.
* BugContainer.get_bug counts with copies
* More set usage
Merge pull request #1205 from psav/fix_provider_2

Service catalog tests now setup require providers
Merge pull request #1207 from weissjeffm/utilization-fix

Test utilization, testgen fixture, both cloud and infra
Merge pull request #1208 from mfalesni/bz-onqa-verified

Update BZ plugin