This is important because if we install tacker along with
other openstack components, this inconsistency will break
system.
Due to the upgrade of hacking, current codes violate many
new rules. These violations will be fixed in follow up
patches.
Author: yong sheng gong <gong.yongsheng@99cloud.net>
Change-Id: Ib30d31ca804aebf43c02eb8247c718ab00629f6f
Closes-bug: 1516045