OpenStack SDK is a framework, which provides consistent and complete
interface for OpenStack cloud. As we already use it for Octavia
integration, in this patch we propose to use it also for other parts of
Kuryr.
Implements: blueprint switch-to-openstacksdk
Change-Id: Ia87bf68bdade3e6f7f752d013f4bdb29bfa5d444
1b97158c89