版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/intween/1.0.0-beta.7/intween.js
- https://cdn.bootcdn.net/ajax/libs/intween/1.0.0-beta.7/intween.min.js
- https://cdn.bootcdn.net/ajax/libs/intween/1.0.0-beta.7/intween.module.js
- https://cdn.bootcdn.net/ajax/libs/intween/1.0.0-beta.7/intween.module.min.js