Merge "Refactor service, endpoint and user registration"

ansible/roles/aodh/defaults/main.yml

ansible/roles/aodh/tasks/register.yml

ansible/roles/barbican/defaults/main.yml

ansible/roles/barbican/tasks/register.yml

ansible/roles/blazar/defaults/main.yml

ansible/roles/blazar/tasks/register.yml

ansible/roles/ceilometer/defaults/main.yml

ansible/roles/ceilometer/tasks/register.yml

ansible/roles/ceph/defaults/main.yml

ansible/roles/ceph/tasks/start_rgw_keystone.yml

ansible/roles/cinder/defaults/main.yml

ansible/roles/cinder/tasks/register.yml

ansible/roles/cloudkitty/defaults/main.yml

ansible/roles/cloudkitty/tasks/register.yml

ansible/roles/congress/defaults/main.yml

ansible/roles/congress/tasks/register.yml

ansible/roles/cyborg/defaults/main.yml

ansible/roles/cyborg/tasks/register.yml

ansible/roles/designate/defaults/main.yml

ansible/roles/designate/tasks/register.yml