This repo is now testing only with Python 3, so let's make
a few cleanups:
- Remove python 2.7 stanza from setup.py
- Remove obsolete sections from setup.cfg
- Cleanup doc/source/conf.py to remove now obsolete content.
Change-Id: Ia208319ef8e01e1ff780934d10917e98d6e97e7c
openstack-dev was decomissioned this night in https://review.openstack.org/621258
Update openstack-dev to openstack-discuss
Change-Id: I5754c7e6db00e0cdfb1e8924bbbc2c2d1a333302