版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/ember-computed-reverse/0.1.0/ember-computed-reverse.js
- https://cdn.bootcdn.net/ajax/libs/ember-computed-reverse/0.1.0/ember-computed-reverse.min.js
A computed property macro for ember.js that returns a reversed array without allocating a new array on each replace action