class FreeCad < Cask url 'http://sourceforge.net/projects/free-cad/files/FreeCAD%20MacOSX/FreeCAD_0.12_MacOSX10.7_20120110_x64.dmg' homepage 'http://sourceforge.net/projects/free-cad/' version '0.12' sha1 'f2629f5d113e7bd59b27364d9940d857b0433359' end