They announced it on Twitter:

Quote Originally Posted by Peachy Printer (@PeachyPrinter) on 17. November 2013 via Twitter
The winner of our photo editing contest is... wwjdtyler! Thanks everyone who participated! See the winning entry here http://bit.ly/1iVtc1O
I don't want to be a bad looser, but it should be allowed to state that this contest was not very good executed...
However, congrats to the winner... I'll just buy one when it's finished (was unfort. to late to both crowdfunding campaigns..)

Ocko