全局 Promise

@@ -21,6 +21,11 @@ const util = require('common/util');
 const interceptClick = require('common/intercept-click');
 const interceptClick = require('common/intercept-click');
 const bus = require('common/vue-bus');
 const bus = require('common/vue-bus');
 
 
+/**
+ * iOS 7 不支持 Promise, vue-lazyload 有用到，所以全局申明
+ */
+global.Promise = Promise;
+
 // 隐藏 App 默认显示的 loading
 // 隐藏 App 默认显示的 loading
 Vue.mixin({
 Vue.mixin({
     ready() {
     ready() {