Python implementation of SPF (Sender Permitted From)

For more information about SPF, a tool against email forgery, see
	http://spf.pobox.com

For news, bugfixes, etc. visit the home page for this implementation at
	http://www.wayforward.net/spf/

WWW: http://www.wayforward.net/spf/

Marcus Grando <marcus@corp.grupos.com.br>
