Changes

* More simple design* Must be ready for [[29C3]]This has been ordered on the on december 2012[[File:Proposition_tshirt2.svg|200px100px]][[File:Proposition_tshirt3.svg|200px100px]][[File:Proposition_tshirt4.svg|200px100px]][[File:Proposition_tshirt5.svg|200px100px]][[File:Proposition_tshirt6.svg|200px100px]]