New version is available here: http://goaccess.prosoftcorp.com/ Thanks!
cp goaccess-0.5-r1.ebuild goaccess-0.6.1.ebuild works fine here.
+*goaccess-0.6.1 (24 Nov 2013) + + 24 Nov 2013; Markos Chandras <hwoarang@gentoo.org> +goaccess-0.6.1.ebuild: + Version bump. Bug #491854 thanks to Nikoli <nikoli@gmx.us> +