Homebrew/homebrew — pull request #34400 by havenwood (2014-11-23 18:49:08+00:00)
Title: chruby append to RUBIES nit

Suggests appending to rather than overwriting RUBIES: https://github.com/postmodern/chruby/commit/7f9556c36d3090076329dfee0fc10c3e3ea9736a