Merge pull request #78 from edx/jbau/fix/remove-duplicate-keys-CMS-env-example

Jbau/fix/remove duplicate keys cms env example

playbooks/secure_example/vars/edxapp_ref_vars.yml

@@ -114,14 +114,10 @@ lms_env_config:  &lms_env
   'COMMENTS_SERVICE_KEY':  'hidden-prod'
 
 cms_auth_config:
-  'CONTENTSTORE':
-    'ENGINE':  'xmodule.contentstore.mongo.MongoContentStore'
-  'MODULESTORE':
-    'default':
-      'ENGINE':  'xmodule.modulestore.mongo.MongoModuleStore'
   'AWS_ACCESS_KEY_ID':  'hidden-prod'
   'AWS_SECRET_ACCESS_KEY':  'hidden-prod'
   'CONTENTSTORE':
+    'ENGINE':  'xmodule.contentstore.mongo.MongoContentStore'
     'OPTIONS':
       'db':  'hidden-prod'
       'host': [ 'hidden-prod',  'hidden-prod']