rails/activeresource — pull request #47 by DenzelMorris (2013-02-04 19:11:39+00:00)
Title: Allow array indexing of ActiveResource::Collection through delegation

Allows indexing of a collection. Making code like the following easier:
```ruby
resource = Resource.find(:all)[index]
```
versus
```ruby
resource = Resource.find(:all).to_a[index]
```