Configmap type K8s yaml or plain config file

This takes commit 1b092d0bbb8bf945bb65258af4cb3e884ff805d0.
Condition to default or kuberenetes for config_type.

Change-Id: I1b69a9e65ad7ce36129ec7a1038b03fba9228cbb
diff --git a/README.rst b/README.rst
index 3c72d92..8e69cf4 100644
--- a/README.rst
+++ b/README.rst
@@ -462,6 +462,7 @@
 
     kubernetes:
       control:
+        config_type: default|kubernetes # Output is yaml k8s or default single files
         configmap:
           nova-control:
             grains: