Move OS dashboard in OS HA Contrail lab and fix proxy

Change-Id: I60e8f076c446c2debc74353df95a4ad62b8aee09
diff --git a/classes/cluster/os_ha_contrail/openstack/init.yml b/classes/cluster/os_ha_contrail/openstack/init.yml
index 97a3fcf..826c807 100755
--- a/classes/cluster/os_ha_contrail/openstack/init.yml
+++ b/classes/cluster/os_ha_contrail/openstack/init.yml
@@ -1,8 +1,9 @@
 parameters:
   _param:
-    openstack_proxy_address: 172.16.10.121
+    openstack_proxy_hostname: prx
+    openstack_proxy_address: ${_param:openstack_proxy_node01_address}
     openstack_proxy_node01_hostname: prx01
-    openstack_proxy_node01_address: 172.16.10.121
+    openstack_proxy_node01_address: ${_param:infra_config_address}
 
     openstack_control_address: 172.16.10.254
     openstack_control_node01_hostname: ctl01
@@ -37,7 +38,7 @@
     apt_mk_version: nightly
     openstack_region: RegionOne
     admin_email: root@localhost
-    cluster_public_host: ${_param:openstack_control_address}
+    cluster_public_host: ${_param:openstack_proxy_address}
     opencontrail_version: 3.0
     opencontrail_compute_dns: 8.8.8.8
     opencontrail_stats_password: contrail123