According to Openstack summit session [1] stestr is
maintained project to which all Openstack projects
should migrate.
Let's switch it then.
[1] https://etherpad.openstack.org/p/YVR-python-pti
Change-Id: I745facad3669aa8d737e63c39b3b60cbf34dcafe
Signed-off-by: Charles Short <zulcss@gmail.com>
Charles Short