bbatsov/rubocop — pull request #1110 by jonas054 (2014-05-23 20:25:19+00:00)
Title: Make exception for JRuby in setting yamler to syck

I hadn't noticed that #1080 added a warning to the output when running on JRuby.

This fix removes the warning
"JRuby 1.9 mode only supports the `psych` YAML engine; ignoring `syck`"