paul/progress_bar — pull request #23 by stevenharman (2014-06-05 16:50:03+00:00)
Title: Use latest Ruby 2.1.x and newer Rubinius

Rubinius has changed how they specify versions and the latest release is
actually 2.2.7. This change will ensure we run against the latest 2.x.y
version of Rubinius.