Results 12 issues of Tom Ward

This support is based on the PSD specification here: http://www.adobe.com/devnet-apps/photoshop/fileformatashtml/

I've been thinking about this since @lazyatom suggested it. Not sure the best thing to do. I'm pretty sure we shouldn't read the rails config in any way, or do...

The recipes have only been tested using a single server for all roles. A more complex deployment might be the web server on one machine, and the job queue processors...

At the moment, if `SKIP_ROLLBACK` is enabled this isn't the case

This will be useful for a callback @lazyatom has been working on