EDGEPOD-84 Run Prometheus and Grafana behind the reverse proxy

Also fixed some cluster configurations

Change-Id: Ifd48f9d03355864db69aa9ebe07ac5a7c733a31d
diff --git a/deployment-configs/aether/clusters/staging-central.yml b/deployment-configs/aether/clusters/staging-central.yml
index 30ca92e..f203eeb 100644
--- a/deployment-configs/aether/clusters/staging-central.yml
+++ b/deployment-configs/aether/clusters/staging-central.yml
@@ -1,4 +1,4 @@
-name: staging-central
+name: staging-central-gcp
 rancher_kubernetes_engine_config:
   authentication:
     strategy: x509
@@ -96,21 +96,6 @@
             reload
             loadbalance
         }
-        a.staging.edge:53 {
-            errors
-            cache 30
-            forward . 10.48.128.10
-        }
-        b.staging.edge:53 {
-            errors
-            cache 30
-            forward . 10.49.128.10
-        }
-        c.staging.edge:53 {
-            errors
-            cache 30
-            forward . 10.50.128.10
-        }
 
 windows_prefered_cluster: false
 docker_root_dir: /var/lib/docker