message: fix a bug for apiserver
diff: @@ -197,7 +197,7 @@ void process(WFHttpTask* server_task)
  resp->add_header_pair("Server", "Sogou WFHttpServer");
  string operationtype = "operation";
  //string operation = WebUrl::Request(uri, operationtype);
  - cout << "operation is :" << operation << endl;
  + //cout << "operation is :" << operation << endl;
  }
  