According to an Openstack summit session [1], stestr is a maintained
project to which all Openstack projects should migrate. Let's switch to
stestr as other projects have already moved to it.
[1] https://etherpad.opendev.org/p/YVR-python-pti
Change-Id: Ie2169026d93ca85337db429c171ff1f82c2fa0d5
blazarnova (was) an alias package to climatenova, swapping the two so that
climatenova is now the alias package
Change-Id: I25b5d194cdf125c2cc5d4e8c43ceb79e5a80908b