add grafana chart for kube-prometheus

manifests/grafana/grafana-deployment.yaml

@@ -11,7 +11,7 @@ spec:
     spec:
       containers:
       - name: grafana
-        image: grafana/grafana:4.1.1
+        image: grafana/grafana:4.4.1
         env:
         - name: GF_AUTH_BASIC_ENABLED
           value: "true"
@@ -41,7 +41,7 @@ spec:
             memory: 200Mi
             cpu: 200m
       - name: grafana-watcher
-        image: quay.io/coreos/grafana-watcher:v0.0.5
+        image: quay.io/coreos/grafana-watcher:v0.0.6
         args:
           - '--watch-dir=/var/grafana-dashboards'
           - '--grafana-url=http://localhost:3000'