NixOS/nixpkgs — pull request #4656 by cstrahan (2014-10-24 16:50:34+00:00)
Title: Ruby: 2.1.3 and Fiddle support

This packages Ruby 2.1.3, and adds [Fiddle](http://ruby-doc.org/stdlib-2.0/libdoc/fiddle/rdoc/Fiddle.html) support for all 2.x versions.