版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/jasmine-ajax/4.0.0/mock-ajax.js
- https://cdn.bootcdn.net/ajax/libs/jasmine-ajax/4.0.0/mock-ajax.min.js
- https://cdn.bootcdn.net/ajax/libs/jasmine-ajax/4.0.0/mock-ajax.min.js.map