added mgr metadata

Change-Id: Ic9c889d571abdd32a91dc400dc14ccdf8a847599
diff --git a/metadata/service/mgr/cluster.yml b/metadata/service/mgr/cluster.yml
new file mode 100644
index 0000000..2c4d0ea
--- /dev/null
+++ b/metadata/service/mgr/cluster.yml
@@ -0,0 +1,13 @@
+applications:
+- ceph
+classes:
+- service.ceph.common.cluster
+- service.ceph.support
+parameters:
+  ceph:
+    mgr:
+      enabled: true
+      dashboard:
+        enabled: true
+        host: ${_param:single_address}
+        port: 7000