Unmaintained, buggy and not needed by anything in the tree
I think we can just go ahead with this. This version has no user anymore afaik.
+ 11 Oct 2014; Pacho Ramos <pacho@gentoo.org> -libgrss-0.3.0.ebuild, + -libgrss-0.5.0.ebuild, libgrss-0.5.0-r1.ebuild: + examples are not provided by upstream any more (#475926), drop old +