tree bc490c8caeb6789cdec6a48674f5fe148ce54066
parent 5642a1ad4a533398264a9dec60910d85e9493cd1
author Ghanshyam Mann <gmann@ghanshyammann.com> 1570590307 +0000
committer Ghanshyam Mann <gmann@ghanshyammann.com> 1579790376 +0000

Add doc for supported OpenStack release & py version

Tempest is branchless and support many OpenStack stable branches
and python versions. Users of Tempest should have a clear doc about
what all openstack releases and python versions are supported.

Change-Id: Idc76e07efdd3710a59c773c564ca532419989ed5