changed:delete countdown

@@ -10,7 +10,6 @@
 var $ = require('yoho-jquery'),
     uuid = require('uuid'),
     emojiMap = require('./emoji-map'),
-    countdown = require('./countdown'),
     tab = require('./tab-hidden'),
     socketChat = require('./socket-chat'),
     socketConf = require('./socket-config');
@@ -443,9 +442,6 @@ function pageInit() {
 
         // 消息添加
         msgAppend(dom);
-
-        // 倒计时信息
-        countdown(message.newContent, $('.tip .countdown'));
     }
 
     /**