drapergem/draper — pull request #421 by steveklabnik (2013-01-14 12:08:36+00:00)
Title: Test and allow failures against Rails master

I _think_ this is how this works, but I'm gonna submit it as a PR so that Travis tries to build it. :wink:

If we're testing against `ruby-head` we should test against Rails master too. Will also help me expose bugs in Rails.