This patch set adds background job that reschedules CONTINUOUS audits from FAILED to ACTIVE decision engine nodes using round-robin algorithm. It also contains fix for main[1] HA PS about filtering audits. [1]: https://review.openstack.org/#/c/578102/ Partially-Implements: blueprint support-watcher-ha-active-active-mode Change-Id: Ib248a6cd3adbd3927c47db6bb819300361492411