$subj
fixed
You may not use EAPI-2 in stable packages yet.
From ChangeLog: 21 Nov 2008; Hanno Boeck <hanno@gentoo.org> skencil-0.6.18_pre20080519.ebuild, +skencil-0.6.18_pre20080519-r1.ebuild: Restore ebuild without EAPI=2, add new, unstable-keyworded one with EAPI=2 features.