mperham/sidekiq — pull request #565 by brandonhilkert (2012-12-04 13:15:33+00:00)
Title: Add Stats API

* Removed stats `size` method that wasn't being used
* Added Stats API

```Ruby
stats = Sidekiq::Stats.new

stats.processed # => 10
stats.failed # => 5
stats.queues # => { "foo" => 1, "bar" => 3 }
stats.queued # => 4
```