cask :v1 => 'processing3' do version '3.0b3' sha256 '31c4ee4ff43c9c8137ad33286b74302c60b28cd3e0b6ddc7498491165198acdc' url "http://download.processing.org/processing-#{version}-macosx.zip" name 'Processing' homepage 'http://processing.org/' license :gpl app 'Processing.app' zap :delete => '~/Library/Processing/preferences.txt' end