bbatsov/rubocop — pull request #1239 by jonas054 (2014-08-01 23:15:35+00:00)
Title: [Fix #1227] Don't permanently change yamler

It can affect other apps. So we still change it to avoid problems with empty `yml` files, but we change it back.

I can't recreate the original problem with Psych on my machine, so this fix is done "in the dark". Should be okay. :smile: