1. Sync sphinx dependency with global requirements. It caps python 2 since sphinx 2.0 no longer supports Python 2.7. 2. Remove unncessary "==" Change-Id: Ied4095b176b20795f6a8d4d7a84d01d958d76896
Change-Id: I5c105518744901133b0c6a8fd8e7919d587bd42e
Get the repo in a working state so that it works with the new and improved openstack CI system. Change-Id: I80661c35fa7109a7ee9b1d00f89ca521a469eed0