thoughtbot/suspenders — pull request #371 by seanpdoyle (2014-06-26 14:02:44+00:00)
Title: Start `xvfb` for headless JS tests

Running `feature` specs with `js: true` will timeout on travis without
`xvfb` running.

See:
https://github.com/thoughtbot/skilledup-academy/commit/964ded18ec386d41c30b412ee3ccedf41ca42071