Major update to all SL models, remove old params, renaming

Change-Id: I9d089bcdc7deee8a3ec6d8b722e440a832ef2db0
diff --git a/classes/cluster/sl_os_ovs/stacklight/proxy.yml b/classes/cluster/sl_os_ovs/stacklight/proxy.yml
index f7c5364..e510cef 100644
--- a/classes/cluster/sl_os_ovs/stacklight/proxy.yml
+++ b/classes/cluster/sl_os_ovs/stacklight/proxy.yml
@@ -7,6 +7,7 @@
 - cluster.sl_os_ovs
 parameters:
   _param:
+    cluster_public_host: ${_param:prometheus_control_address}
     nginx_proxy_ssl:
       enabled: true
       authority: ${_param:salt_minion_ca_authority}