Merge pull request #280 from mumian/master

remove the newGuid() default value

azure-resource-manager/scope/roletargetscope.json

@@ -21,9 +21,8 @@
     },
     "roleNameGuid": {
       "type": "string",
-      "defaultValue": "[newGuid()]",
       "metadata": {
-        "description": "A new GUID used to identify the role assignment"
+        "description": "The role assignment name"
       }
     }
   },