Version 7.4.1 was released. Version 7.4.0 is the first version to be compatible with dev-python/doit-0.28.0. (i.e. older versions of nikola should block that version of doit)
+*nikola-7.5.1 (17 Jun 2015) + + 17 Jun 2015; Ben de Groot <yngwin@gentoo.org> +nikola-7.5.1.ebuild, + -nikola-7.3.0.ebuild, nikola-7.3.1.ebuild: + Update deps in 7.3.1. Version bump to 7.5.1 (bug #551006).