.
Renaming the ebuild seems to work fine. The only noticeable difference are a bit bigger fonts, at least in my case.
Wow, those fonts really are big. + 15 Jul 2014; Michael Palimaka <kensington@gentoo.org> +keepass-2.27.ebuild, + -keepass-2.24.ebuild, -keepass-2.25.ebuild: + Version bump wrt bug #516516. Remove old.