Use our blunt-force RVM cookbook

fnichol's cookbook seems to be borked
Experiment with a pre-baked test lab

Results inconclusive
Oops, missed dependency broke everything
Make it a bit more configurable
Simplify, adjust include to use our new recipe
Reorder a few things to make it all work
Rename box
Rename box
Tweak until it works
Sling your hook, .DS_Store