Do not install ruby-debug on travis-ci.org, it only wastes time
Created by: michaelklishin
See http://about.travis-ci.org/docs/user/languages/ruby/ (the "Exclude non-essential gems like ruby-debug" section) for reasoning.
Created by: michaelklishin
See http://about.travis-ci.org/docs/user/languages/ruby/ (the "Exclude non-essential gems like ruby-debug" section) for reasoning.