flori/json — pull request #185 by brixen (2013-09-21 21:48:16+00:00)
Title: Removed unnecessary and incorrect condition for Rubinius.

Rubinius has supported Encoding for a long time in 1.9/2.0 mode. This is a critical bug in the json gem that prevents its use with Rubinius in 2.0 mode because the iconv library has been removed.