cleaner api shutdown

oml/api.py

@@ -84,12 +84,7 @@ def quit(data):
         returns {
         }
     '''
-    '''
-    import server
-    server.shutdown()
-    '''
-    import settings
-    subprocess.Popen([os.path.join(settings.base_dir, 'ctl'), 'stop'],
-            close_fds=True, start_new_session=True)
+    import state
+    state.main.stop()
     return {}
 actions.register(quit, cache=False)