fix bug

@@ -80,7 +80,7 @@ app.use(session({
 app.use((req, res, next) => {
     req.user = {}; // 全局的用户数据
     req.yoho = {}; // req和res绑定yoho对象，用于传递全局数据, 如req.yoho.channel等
-    req.app.locals.wap = app.locals.wap; //zookeper对象赋值
+    req.app.locals.wap = app.locals.wap; // zookeper对象赋值
     if (!req.session.id) {
         req.session.id = uuid.v4();
     }