版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/clank/0.3.6/clank.js
- https://cdn.bootcdn.net/ajax/libs/clank/0.3.6/clank.min.css
- https://cdn.bootcdn.net/ajax/libs/clank/0.3.6/clank.min.js
Clank: open source prototyping framework for mobile apps