gocardless/gocardless-ruby — pull request #21 by timcraft (2012-09-26 13:34:16+00:00)
Title: Remove explicit rubygems requires

It's an anti-pattern that's actively discouraged:

http://chneukirchen.github.com/rps/
http://tomayko.com/writings/require-rubygems-antipattern
http://yehudakatz.com/2009/07/24/rubygems-good-practice/
http://stackoverflow.com/a/3307759