Unified publishing to the readthedocs with other Airship projects. Change-Id: I88e7e952c366fa2679e56ab07cb4c7557d905ad9
Add jobs to check that documents build on check and gate and add a webhook for publishing to readthedocs.io on post. Change-Id: Ie6221222ca7be56598c7c7189c9a32817e2c0f85