Update image on ingress example

controllers/gce/ingress-app.yaml

@@ -66,7 +66,7 @@ spec:
     spec:
       containers:
       - name: echoheaders
-        image: bprashanth/echoserver:0.0
+        image: gcr.io/google_containers/echoserver:1.4
         ports:
         - containerPort: 8080
 ---
@@ -78,7 +78,10 @@ metadata:
   name: echomap
 spec:
   backend:
-    serviceName: echoheadersdefault
+    # Re-use echoheadersx as the default backend so we stay under the default
+    # quota for gce BackendServices. You can change this to echoheadersdefault
+    # if you have enough quota.
+    serviceName: echoheadersx
     servicePort: 80
   rules:
   - host: foo.bar.com