NixOS/nixpkgs — pull request #681 by offlinehacker (2013-06-26 21:54:40+00:00)
Title: python-mrbob: Make it work and update python-six to 1.3.0

Mrbob was incorrectly packaged for being a standalone program. Six also needed an upgrade to 1.3.0, because mrbob couldn't found six.moves.input introduced in newer versions.