Intall mirantis theme

Change-Id: Ieb686fced2482fe229aabb8e81f1adc1f1b6781f
diff --git a/classes/cluster/virtual-mcp11-aio/openstack/init.yml b/classes/cluster/virtual-mcp11-aio/openstack/init.yml
index 1fadb2f..045b2d4 100755
--- a/classes/cluster/virtual-mcp11-aio/openstack/init.yml
+++ b/classes/cluster/virtual-mcp11-aio/openstack/init.yml
@@ -37,6 +37,7 @@
 - system.cinder.volume.backend.lvm
 - system.horizon.server.single
 - system.horizon.server.plugin.heat
+- system.horizon.server.plugin.theme
 - system.bind.server.single
 - system.designate.server.single
 - system.designate.server.backend.bind