版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/spa.js/2.0.6/spa-apis.js
- https://cdn.bootcdn.net/ajax/libs/spa.js/2.0.6/spa-apis.min.js
- https://cdn.bootcdn.net/ajax/libs/spa.js/2.0.6/spa.js
- https://cdn.bootcdn.net/ajax/libs/spa.js/2.0.6/spa.min.js