A free CDN for Open Source fast, reliable, and automated
推荐一个免费cdn加速工具 JSDELIVR ，本blog图片、音频采用了该技术。
https://cdn.jsdelivr.net/gh/[user]/[resp]@[release]/dist/jquery.min.js
[user] : github user
[resp]：github repository
[release] : resp release
eg：https://cdn.jsdelivr.net/gh/niuey2001/rs@3.0/media/1.mp3
