It looks like google's sitemapgen got a new homepage and the new version has been released. Version 1.4 gives a warning message: /usr/bin/sitemap_gen:65: DeprecationWarning: the md5 module is deprecated; use hashlib instead import md5 So it's time to upgrade. Thanks.
+*goog-sitemapgen-1.5 (20 Mar 2012) + + 20 Mar 2012; Pacho Ramos <pacho@gentoo.org> +files/goog-sitemapgen-1.5.patch, + +goog-sitemapgen-1.5.ebuild: + Version bump. +