--- a/demo.html Thu Jul 05 22:55:00 2018 +0800
+++ b/demo.html Thu Jul 05 22:55:53 2018 +0800
<title>Shard Demo</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/2.3.2/css/bootstrap.min.css" integrity="sha384-MY3lqAyZWEjvYefTFTBYUN85pnmwAxdSjsX+8IqCP1N5VBzOIX6GNo1rUt9gz74C" crossorigin="anonymous">
- <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.2.4/jquery.min.js" integrity="sha384-rY/jv8mMhqDabXSo+UCggqKtdmBfd3qC2/KvyTDNQ6PcUJXaxK1tMepoQda4g5vB" crossorigin="anonymous"></script>
+ <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js" integrity="sha384-tsQFqpEReu7ZLhBV2VZlAu7zcOV+rXbYlF2cqB8txI/8aZajjp4Bqd+V6D5IgvKT" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.9.1/underscore-min.js" integrity="sha384-5DWzr9S4agqS3WKvPrhFKJagpYyHOBsf3/DxuDKORyqCv2sYer9c/ExdhPOL8CGh" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.3.3/backbone-min.js" integrity="sha384-NNt9ocJfZhIg2c5PbM5G2a3tTaeXhEfqCHWHNB7htzaWKn8MwFkzVyGdzLA8QMX7" crossorigin="anonymous"></script>