PulpV2 - Numerous clean-up around Resources::Pulp and Consumer Groups.

- Adds consumer group tests, and skips any currently inoperable
functionality.
- Removes references to Resource::Pulp and the lib/resources/pulp.rb
- Currently broken functionality in pulp raises NotImplementedErrors
PulpV2 - Removes reference to now removed resources/pulp
PulpV2 - Removes test references to Resources::Pulp
PulpV2 - Sets a number of spec tests to pending that depend on
errata calls that is currently busted in Pulp.
Merge pull request #1395 from ehelms/pulpv2

PulpV2 - Numerous clean-up around Resources::Pulp and Consumer Groups.