In order to integrate with Kolla and to support newer deployments that
have only keystonev3 enabled, we leverage keystoneauth1.
I want to thank Fawad for taking a stab at fixing this earlier.
Depends-On: Ia56b22963f5a2130a722403a14ee1a233ac6cff9
Closes-bug: #1622302
Change-Id: Id57420ef94ea9bd71b6581c4cdc24697465a3445
Signed-off-by: Antoni Segura Puimedon <antonisp@celebdor.com>
Co-authored-by: Liping Mao <limao@cisco.com>