End to end test CLI smoke tests

This perfroms following steps:
1. Create new organization and environment
2. Upload manifest
3. Sync a RedHat repository
4. Create content-view
5. Add repository to contet-view
6. Promote/publish content-view
7. Create an activation-key
8. Add product to activation-key
9. Create new virtualmachine
10. Pull rpm from Foreman server and install on client
11. Register client with foreman server using activation-key
12. Install rpm on client
Same. If you don't want to re-write all of these error messages, the [`longMessage`](https://docs.python.org/3/library/unittest.html#unittest.TestCase.longMessage) class attribute may be just the thing.