This commit updates sphinx library and treats warnings as errors. We
often miss doc warnings. So this commit makes them errors to build a
better html document.
Change-Id: I86fc23761ec24b0fdaae234cf37737dbc1bddd29
Microversion testing framework has been merged
in tempest/lib.
Implements blueprint api-microversions-testing-support
Then this patch marks it as implemented.
Change-Id: Ic1c88033ce59b70b858f821165bbba568869fbfd