Merge "Fix retrieving api_interface"

ansible/inventory/multinode

ansible/roles/ceph/templates/ceph.conf.j2

ansible/roles/cinder/templates/cinder.conf.j2

ansible/roles/haproxy/templates/haproxy.cfg.j2

ansible/roles/heat/templates/heat.conf.j2

ansible/roles/horizon/templates/local_settings.j2

ansible/roles/ironic/templates/ironic.conf.j2

ansible/roles/magnum/templates/magnum.conf.j2

ansible/roles/mariadb/templates/galera.cnf.j2

ansible/roles/murano/templates/murano.conf.j2

ansible/roles/neutron/templates/neutron.conf.j2

ansible/roles/nova/templates/nova.conf.j2

ansible/roles/swift/templates/proxy-server.conf.j2