Fixes logging=true option during testing based off the previous
changes to requiring the logger to be based off the Ruby standard
logger API.
Pulp2.1 - Updates to how consumer group content tests are handled
to test them properly.
Pulp 2.1 - Adding two API calls to handle content applicability
for consumers.
Pulp2.1 - Adding note with link to current stable Runcible branch.
Merge pull request #49 from ehelms/pulp-2.1

Pulp 2.1 - Initial Support