add application of applications example (#29)

* add application of applications example

* Add a link in the readme

applications-helm/values-global.yaml

@@ -0,0 +1,46 @@
+argo_namespace: argocd
+
+config:
+  helmRepositories:
+    - name: private-helm-repo
+      url: https://private.repo/
+      usernameSecret:
+        name: secret_name
+        key: key_name
+      passwordSecret:
+        name: secret_name
+        key: key_name
+    - name: incubator
+      url: https://kubernetes-charts-incubator.storage.googleapis.com/
+  repositories:
+    - url: repo_url
+      sshPrivateKeySecret: #the chart doesn't install the secert
+        name: secret_name
+        key: key_name
+
+rbac:
+# See https://github.com/argoproj/argo-cd/blob/master/docs/rbac.md on how to write RBAC policies.
+# This will effacte on all argocd instances
+  policyCsv: |
+    g, role_name, role:admin
+  policyDefault: role:readonly
+
+projects:
+    - name: project_name
+      destinations:
+        - namespaces: [namespace]
+          #server: https://kubernetes.default.svc
+      description: description
+      sourceRepos:
+      - 'repo_url'
+      #clusterResourceWhitelist:
+      #- group: '*'
+      #  kind: '*'
+      roles:
+      - name: role_name
+        description: role_description
+        oidcGroups: [' grop_name']
+        policies: |
+
+        jwtTokens:
+        - iat: 123