fix opencontrail metadata
diff --git a/metadata/service/compute/cluster.yml b/metadata/service/compute/cluster.yml
index 05ca1bc..50542d1 100644
--- a/metadata/service/compute/cluster.yml
+++ b/metadata/service/compute/cluster.yml
@@ -3,15 +3,6 @@
 classes:
 - service.opencontrail.support
 parameters:
-  _param:
-    opencontrail_version: 2.2
   opencontrail:
     compute:
-      version: ${_param:opencontrail_version}
       enabled: true
-  nova:
-    compute:
-      networking: contrail
-  neutron:
-    switch:
-      enabled: false