version bump of core system (#544)

diff --git a/helm/openwhisk/Chart.yaml b/helm/openwhisk/Chart.yaml
index 251002a..9d93a6e 100644
--- a/helm/openwhisk/Chart.yaml
+++ b/helm/openwhisk/Chart.yaml
@@ -18,7 +18,7 @@
 apiVersion: v1
 description: An open source, distributed serverless platform that executes functions in response to events at any scale
 name: openwhisk
-version: 0.1.7
+version: 0.1.8
 icon: https://raw.githubusercontent.com/apache/openwhisk/682eb5b62ee6ba8017ab54226c2ace3637f4f1ec/docs/images/whisk_icon_full-color_with_tm_64x64-300dpi.png
 keywords:
   - Apache OpenWhisk
diff --git a/helm/openwhisk/values.yaml b/helm/openwhisk/values.yaml
index 6fff896..c1ca71c 100644
--- a/helm/openwhisk/values.yaml
+++ b/helm/openwhisk/values.yaml
@@ -130,9 +130,9 @@
     includeSystemTests: false
   versions:
     openwhisk:
-      buildDate: "2019-10-17-21:34:08Z"
-      buildNo: "20191017a"
-      gitTag: "81ac503f7efc8ee99ea1a37ef9ec3d6163d96c85"
+      buildDate: "2019-11-08-08:32:33Z"
+      buildNo: "20191108a"
+      gitTag: "d47f4ec91d467295ffcfa894401ddb113984c108"
     openwhiskCli:
       tag: "1.0.0"
     openwhiskCatalog:
@@ -155,7 +155,7 @@
 # Images used to run auxillary tasks/jobs
 utility:
   imageName: "openwhisk/ow-utils"
-  imageTag: "81ac503"
+  imageTag: "d47f4ec"
   imagePullPolicy: "IfNotPresent"
 
 # Docker registry
@@ -239,7 +239,7 @@
 # Controller configurations
 controller:
   imageName: "openwhisk/controller"
-  imageTag: "81ac503"
+  imageTag: "d47f4ec"
   imagePullPolicy: "IfNotPresent"
   replicaCount: 1
   restartPolicy: "Always"
@@ -251,7 +251,7 @@
 # Invoker configurations
 invoker:
   imageName: "openwhisk/invoker"
-  imageTag: "81ac503"
+  imageTag: "d47f4ec"
   imagePullPolicy: "IfNotPresent"
   restartPolicy: "Always"
   port: 8080