[WIP] Add BATS tests for content management

The latest version of sub-man is doing what's below for me, thus the || true.  The next command tests registration, and the next few tests do as well.  Will file a bug if it is one after talking to @dgoodwin 

    [root@katello-bats-1409910676 katello-deploy]# subscription-manager register --force --org="Default_Organization" --activationkey="Test AK"
    The system has been registered with ID: 264f47ab-47c3-4f4a-8d33-2b0bab63b8f0
    No products installed.
    [root@katello-bats-1409910676 katello-deploy]# echo $?
    1
    [root@katello-bats-1409910676 katello-deploy]# subscription-manager repos
    +----------------------------------------------------------+
    Available Repositories in /etc/yum.repos.d/redhat.repo
    +----------------------------------------------------------+
    Repo ID:   Default_Organization_Test_Product_Zoo
    Repo Name: Zoo
    Repo URL:  https://katello-bats-1409910676.novalocal/pulp/repos/Default_Organization/Test/Test_CV/custo/Test_Product/Zoo
    Enabled:   1