Merge branch 'feature/lazy' into release/6.9.9

@@ -5,6 +5,8 @@
  */
 let $ = require('yoho-jquery');
 let yohoCookie = require('yoho-cookie');
+const lazyLoad = require('yoho-jquery-lazyload');
+
 
 let $footer = $('#yoho-footer'),
     $yohoPage = $('.yoho-page'),
@@ -25,6 +27,8 @@ let _ChannelVary = {
 
 require('./common/share');
 
+lazyLoad($('img.lazy'));
+
 function cookie(name) {
 
     // var re = new RegExp(name + '=([^;$]*)', 'i'),