The unofficial wiki has been down for a few months now. mail-filter/MailScanner/MailScanner-4.84.5.2.ebuild: elog "or check (english) gentoo-wiki.com page which has been updated"
+ 26 Aug 2013; Patrick Lauer <patrick@gentoo.org> MailScanner-4.84.5.2.ebuild: + Remove stale documentation reference #482118 + Good catch, thanks