revert out management-hosts support

Change-Id: I24286e57e936e451f6f13b130f1b5245e0dd6b8a
diff --git a/cord-pod/mgmt-net.yaml b/cord-pod/mgmt-net.yaml
index 6514330..b45f0d5 100644
--- a/cord-pod/mgmt-net.yaml
+++ b/cord-pod/mgmt-net.yaml
@@ -34,20 +34,20 @@
           translation: none
           vtn_kind: MANAGEMENT_HOST
 
-    management_hosts:
-      type: tosca.nodes.network.Network
-      properties:
-          ip_version: 4
-          cidr: 10.1.0.0/24
-          start_ip: 10.1.0.128
-          end_ip: 10.1.0.254
-      requirements:
-          - network_template:
-              node: management_hosts_template
-              relationship: tosca.relationships.UsesNetworkTemplate
-          - owner:
-              node: mysite_management
-              relationship: tosca.relationships.MemberOfSlice
+#    management_hosts:
+#      type: tosca.nodes.network.Network
+#      properties:
+#          ip_version: 4
+#          cidr: 10.1.0.0/24
+#          start_ip: 10.1.0.128
+#          end_ip: 10.1.0.254
+#      requirements:
+#          - network_template:
+#              node: management_hosts_template
+#              relationship: tosca.relationships.UsesNetworkTemplate
+#          - owner:
+#              node: mysite_management
+#              relationship: tosca.relationships.MemberOfSlice
 
     mysite:
       type: tosca.nodes.Site