ProfTweak - a MakerWare profile editor

Update: Should now work correctly with Makerbot Desktop / generation 5 profiles. If you are using v1.2 or v1.3 upgrade to v1.4! The prior versions had a bug that could mess up boolean values.
Latest info on ProfTweak is always at:
http://nothinglabs.blogspot.com/2013/09/introducing-proftweak-makerware-profile.html
ProfTweak lives at the Github URL:
https://github.com/nothinglabs/proftweak
(or just download the zip file attached to this Thing)
MAC USERS: See important note below if