LearnBoost/kue — pull request #427 by tanertopal (2014-09-30 15:52:36+00:00)
Title: Update job.js

This should solve LearnBoost/kue#313 in a backwards compatible way - at least for me its enough.

So one can do:

```
job.on('progress', function onJobProgress (progress, data) {
// do something - data will be available as string if passed
});
```