Bugfix to ansible relative playbook.  You can run not-checked-in playbooks, btw.
Add a test showing that this never worked.
Fix the ansible relative playbook stuff to make sense and match the test.
Merge branch 'develop' into feature/ansible-relative-playbook-bugfix

Conflicts:
	fedmsg_meta_fedora_infrastructure/tests/ansible.py
Merge pull request #28 from fedora-infra/feature/ansible-relative-playbook-bugfix

Bugfix to ansible relative playbook.