Adding placement-api

The patch adds placement-api public endpoint to
proxy node to be used as a regular OpenStack service.

Change-Id: I172c7f576b6b31e24583fd9a898e9a981ebe36d0
diff --git a/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/openstack/proxy.yml b/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/openstack/proxy.yml
index 5f2682b..b8fdbad 100644
--- a/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/openstack/proxy.yml
+++ b/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/openstack/proxy.yml
@@ -14,6 +14,9 @@
       enabled: true
       authority: ${_param:salt_minion_ca_authority}
     salt_minion_ca_host: cfg01.${linux:system:domain}
+    nginx_proxy_openstack_api_address: ${_param:cluster_local_address}
+    nginx_proxy_openstack_placement_host: 127.0.0.1
+    nginx_proxy_openstack_placement_protocol: ${_param:cluster_public_protocol}
   nginx:
     server:
       site: