mruby/mruby — pull request #786 by carsonmcdonald (2013-01-27 14:52:32+00:00)
Title: Fixes a number of "comparison between signed and unsigned" warnings.

This is a start fixing a few of the easiest to fix warnings with regards to issue 735.

There are a good bit more to be fixed. I found a few that changed behavior of the tests so I started over with the easiest set first.