danchoi/ri.vim — pull request #15 by korin (2013-07-08 14:50:34+00:00)
Title: rdoc gem version require

I don't known why but `gem 'rdoc', '=> 3.8'` stopped working for me on `ruby-2.0.0-p247`. I change it to `gem 'rdoc', '>=3.8'` and it work fine now.