Support - usage in mlc action

Author: arjunsuresh

mlc/script_action.py

@@ -253,7 +253,7 @@ def call_script_module_function(self, function_name, run_args):
             return {'return': 1, 'error': 'ScriptAutomation class not found in the script.'}
 
     def docker(self, run_args):
-        self.docker_run(run_args)
+        return self.docker_run(run_args)
 
     def docker_run(self, run_args):
         """