openstack-ansible-os_nova/doc at 6a4cd22abecd8bc0e5aabaacc4caa0b5de736ab8 - openstack-ansible-os_nova - OpenDev: Free Software Needs Free Tools

Keystone role was never migrated to usage of haproxy-endpoints role
and included task was used instead the whole time.
With that to reduce complexity and to have unified approach, all mention
of the role and handler are removed from the code.
Change-Id: I3693ee3a9a756161324e3a79464f9650fb7a9f1a