Fixing FileUtils require bug

Squashed commit of the following:

commit d1230f0e904b4ae61202b8cde6a03d643a14a874
Author: Alex Fish <fish@ustwo.co.uk>
Date:   Wed Feb 19 14:04:17 2014 +0000

    Bumping gem version

commit ad0e74279f6134171d10e0bf120c6b2a29ecf218
Author: Alex Fish <fish@ustwo.co.uk>
Date:   Wed Feb 19 13:57:07 2014 +0000

    Adding fileutils require