版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/js-data-localforage/2.1.1/js-data-localforage.js
- https://cdn.bootcdn.net/ajax/libs/js-data-localforage/2.1.1/js-data-localforage.min.js
- https://cdn.bootcdn.net/ajax/libs/js-data-localforage/2.1.1/js-data-localforage.min.map