版本：4.2.2
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/images/bx_loader.gif
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/images/controls.png
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/jquery.bxslider.css
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/jquery.bxslider.js
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/jquery.bxslider.min.js
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/vendor/jquery.easing.1.3.js
- https://cdn.bootcdn.net/ajax/libs/bxslider/4.2.2/vendor/jquery.fitvids.js