pngout homebrew formula

pngout.rb

require 'formula'

class Pngout < Formula
  url 'http://static.jonof.id.au/dl/kenutils/pngout-20110722-darwin.tar.gz'
  homepage 'http://www.jonof.id.au/kenutils'
  md5 'ce70a9d70e08b1920e5ac88d130d0eb9'
  version '20110722'

  def install
    prefix.install Dir['*']
    File.symlink(prefix+'pngout', '/usr/local/bin/pngout')
  end
end

Need to create my own github repo and add a makefile. Brew doesn't suport uninstall functionality from the API.