progrium/buildstep — pull request #72 by amaltson (2014-01-21 01:53:54+00:00)
Title: No need to bundle install in Ruby buildpack

As per [the comment here](https://github.com/heroku/heroku-buildpack-ruby/pull/200#issuecomment-32786689), it looks like you shouldn't do a bundle install at all when building the buildpack.