adzap/active_enum — pull request #28 by hackling (2013-06-14 04:27:15+00:00)
Title: ID as symbols.

Add functionality to active_enum to be able to use symbols as IDs.

Example usage

```ruby
class Sex < ActiveEnum::Base
value :id => :m, :name => 'Male'
value :id => :f, :name => 'Female'
end
```