! updates to the thanks template to use newer formatting

Signed-off-by: Spuds <spuds@spudsdesign.com>
! since we send this as post data www-form-urlencoded, use & no ;
otherwise paypal at least urlencode encodes the post data and then it will
not return properly since its a url return

Signed-off-by: Spuds <spuds@spudsdesign.com>