Change-Id: I999f3d4108151992e791ec179b52e956f7de3d39
1. Sync sphinx dependency with global requirements. It caps python 2 since sphinx 2.0 no longer supports Python 2.7. 2. Update some URLs to latest Change-Id: I6c1ed891087602ec0a9bf8b53445fa4aef2b1f6c
This is the initial work done on CloudKitty's tempest plugin. Change-Id: I3251a51271c2ce3ff4bb667d1f6e09e77896b8d7