gitlabhq/gitlabhq — pull request #154 by michaelklishin (2011-11-27 13:11:51+00:00)
Title: Do not install ruby-debug on travis-ci.org, it only wastes time

See http://about.travis-ci.org/docs/user/languages/ruby/ (the "Exclude non-essential gems like ruby-debug" section) for reasoning.