Enabled NodePort for servicegrap in istio. (#1764)

incubator/istio/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Istio Helm chart for Kubernetes
 name: istio
-version: 0.1.6-chart4
+version: 0.1.6-chart5
 appVersion: 0.1.6
 home: https://istio.io/
 icon: https://raw.githubusercontent.com/istio/istio.github.io/master/favicons/mstile-150x150.png

incubator/istio/values.yaml

@@ -221,7 +221,7 @@ addons:
     enabled: true
     
     service:
-      type: ClusterIP
+      type: NodePort
       externalPort: 8088
     
     deployment: