!33 表格的拖拽排序功能， 在拖拽的时候有点卡卡的， 做了一点调整

Merge pull request !33 from biorz/master

public/assets/js/require-table.js

@@ -209,7 +209,7 @@ define(['jquery', 'bootstrap', 'moment', 'moment/locale/zh-cn', 'bootstrap-table
                 require(['dragsort'], function () {
                     //绑定拖动排序
                     $("tbody", table).dragsort({
-                        itemSelector: 'tr',
+                        itemSelector: 'tr:visible',
                         dragSelector: "a.btn-dragsort",
                         dragEnd: function () {
                             var data = table.bootstrapTable('getData');