oelmekki/activerecord_any_of — pull request #4 by oelmekki (2013-06-22 17:27:57+00:00)
Title: ADD #none_of

`#none_of` is the negative version of `#any_of`. This will return all
active users :

```ruby
banned_users = User.where(banned: true)
unconfirmed_users = User.where("confirmed_at IS NULL")
active_users = User.none_of(banned_users, unconfirmed_users)
```