Fix for 'uninitialized constant IRB' in ruby 1.9.2.
Fix for 'uninitialized constant IRB' in ruby 1.9.2.

Closes #9.

mathieujobin/looksee,oggy/looksee,oggy/looksee,oggy/looksee,mathieujobin/looksee,mathieujobin/looksee