Change-Id: I777579bb92041a0e9f7975e5820bda53deabe930

Adapted from Kolla Ansible guide
(https://review.opendev.org/#/c/729642

).

Co-Authored-By: Michal Nasiadka <mnasiadka@gmail.com>
Co-Authored-By: Radosław Piliszek <radoslaw.piliszek@gmail.com>

Change-Id: I3a5a1d0a6fb65b95166fe564e15b655d72002639
Story: #2007236
Task: #39821

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
3. Remove unncessary "=="

Change-Id: Idcb616fd3add4d58f22b91865cec8a54fe492092

Kayobe is to become an OpenStack-related project, and as such will use
Gerrit for code reviews and Storyboard for issue and feature tracking.
The README and CONTRIBUTING documents have been updated to reflect that,
and a standard OpenStack HACKING document has been added.

Change-Id: Id03bcb5183bfbf6e84bb4d9c22f85d9418b6b4fc
Story: #2001637
Task: #6644