*libportable-0.2.3-r1 (26 Jul 2019)

26 Jul 2019; David Sveningsson <ext@sidvind.com> +files,
+files/autoconf-cppunit.patch, +libportable-0.2.3-r1.ebuild,
-libportable-0.1.0_alpha1.ebuild, -libportable-0.2.1.ebuild,
-libportable-0.2.3.ebuild:
dev-libs/libportable: drop old versions and patch latest stable

26 Jul 2019; David Sveningsson <ext@sidvind.com> libportable-0.9999.ebuild,
metadata.xml:
dev-libs/libportable: bump eapi for live build