Fix restart when json network parameters change

re6st/cache.py

@@ -133,7 +133,7 @@ class Cache(object):
                            ((k, buffer(v) if k in base64 else v)
                             for k, v in config.iteritems()))
         self._loadConfig(config.iteritems())
-        return [k for k, v in config.iteritems()
+        return [k.rstrip(':json') for k, v in config.iteritems()
                                   if k not in old or old[k] != v]
 
     def warnProtocol(self):