lardawge/carrierwave_backgrounder — pull request #65 by DouweM (2012-09-16 14:18:04+00:00)
Title: Require workers, so processors can constantize the worker class name.

Sidekiq was having trouble constantizing the `"CarrierWave::Workers::ProcessAsset"` worker class name:

```
2012-09-16T13:56:10Z 89470 TID-oveq14w4o WARN: {"retry"=>false, "queue"=>"default", "class"=>"CarrierWave::Workers::ProcessAsset", "args"=>["Image", "5055da7a0b32cb1d50000001", "image_file"], "jid"=>"37a6ec1299cba2b00c64fc27"}
2012-09-16T13:56:10Z 89470 TID-oveq14w4o WARN: uninitialized constant CarrierWave::Workers
```