Added voltha-infra chart
Added voltha-stack chart
Moved "defaults" values to "global" so that they can be managed by the
macro charts
Added examples for different workflows

Change-Id: I5fb2bfa54a1be725892445e93bd8a35d608e5d14
diff --git a/bbsim-sadis-server/Chart.yaml b/bbsim-sadis-server/Chart.yaml
index 7eebb7c..0fc8b9f 100644
--- a/bbsim-sadis-server/Chart.yaml
+++ b/bbsim-sadis-server/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "bbsim-sadis-server"
-version: "0.1.0-dev"
+version: "0.1.1"
 description: "A Helm chart for Voltha BBSIM sadis server"
 keywords:
   - "onf"
diff --git a/bbsim-sadis-server/templates/deployment.yaml b/bbsim-sadis-server/templates/deployment.yaml
index b879c9c..69ef00b 100644
--- a/bbsim-sadis-server/templates/deployment.yaml
+++ b/bbsim-sadis-server/templates/deployment.yaml
@@ -43,8 +43,8 @@
           imagePullPolicy: {{ tpl .Values.images.bbsim_sadis_server.pullPolicy . | quote }}
           command: [ "/app/bbsim-sadis-server" ]
           args:
-            - "-log_level={{.Values.defaults.log_level}}"
-            - "-log_format={{.Values.defaults.log_format}}"
+            - "-log_level={{.Values.global.log_level}}"
+            - "-log_format={{.Values.global.log_format}}"
             - "-bbsim_sadis_port={{.Values.bbsim_sadis_port}}"
           volumeMounts:
             - name: kube-config-volume
diff --git a/bbsim-sadis-server/values.yaml b/bbsim-sadis-server/values.yaml
index bc2d5ef..a538604 100644
--- a/bbsim-sadis-server/values.yaml
+++ b/bbsim-sadis-server/values.yaml
@@ -13,7 +13,7 @@
 # limitations under the License.
 ---
 # Default overrides
-defaults:
+global:
   log_level: "WARN"
   log_format: "json"
   image_registry: ""
@@ -29,7 +29,7 @@
 
 images:
   bbsim_sadis_server:
-    registry: '{{ .Values.defaults.image_registry }}'
-    repository: '{{ .Values.defaults.image_org }}bbsim-sadis-server'
-    tag: '{{- if hasKey .Values.defaults "image_tag" }}{{- if .Values.defaults.image_tag }}{{ .Values.defaults.image_tag }}{{- else }}{{ .Chart.AppVersion }}{{- end }}{{- else }}{{ .Chart.AppVersion }}{{- end }}'
-    pullPolicy: '{{ .Values.defaults.image_pullPolicy | default "Always" }}'
+    registry: '{{ .Values.global.image_registry }}'
+    repository: '{{ .Values.global.image_org }}bbsim-sadis-server'
+    tag: '{{- if hasKey .Values.global "image_tag" }}{{- if .Values.global.image_tag }}{{ .Values.global.image_tag }}{{- else }}{{ .Chart.AppVersion }}{{- end }}{{- else }}{{ .Chart.AppVersion }}{{- end }}'
+    pullPolicy: '{{ .Values.global.image_pullPolicy | default "Always" }}'