Helm chart bugfixes + end to end test bugfixes (#293)

Helm Chart fixes: bump chart version, parameterize image pull policy, pass poolmgr url to router.

E2E test: add a simple hello world test. Make test runner dump fission logs after test.

charts/fission-core/templates/deployment.yaml

@@ -172,6 +172,7 @@ spec:
       containers:
       - name: controller
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"
+        imagePullPolicy: {{ .Values.pullPolicy }}
         command: ["/fission-bundle"]
         args: ["--controllerPort", "8888"]
       serviceAccount: fission-svc
@@ -193,8 +194,9 @@ spec:
       containers:
       - name: router
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"
+        imagePullPolicy: {{ .Values.pullPolicy }}
         command: ["/fission-bundle"]
-        args: ["--routerPort", "8888"]
+        args: ["--routerPort", "8888", "--poolmgrUrl", "http://poolmgr.{{ .Release.Namespace }}"]
       serviceAccount: fission-svc
 
 ---
@@ -230,6 +232,7 @@ spec:
       containers:
       - name: poolmgr
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"
+        imagePullPolicy: {{ .Values.pullPolicy }}
         command: ["/fission-bundle"]
         args: ["--poolmgrPort", "8888", "--namespace", "{{ .Values.functionNamespace }}", "--fission-namespace", "{{ .Release.Namespace }}"]
         env:
@@ -254,6 +257,7 @@ spec:
       containers:
       - name: kubewatcher
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"
+        imagePullPolicy: {{ .Values.pullPolicy }}
         command: ["/fission-bundle"]
         args: ["--kubewatcher"]
       serviceAccount: fission-svc
@@ -275,6 +279,7 @@ spec:
       containers:
       - name: timer
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"
+        imagePullPolicy: {{ .Values.pullPolicy }}
         command: ["/fission-bundle"]
         args: ["--timer"]
       serviceAccount: fission-svc