Merge pull request #3 from yuanyelele/master

sync with upstream app-admin/{python-updater,perl-cleaner}
sys-apps/systemd: Fixes underlinking bug:

https://bugs.freedesktop.org/show_bug.cgi?id=62085
https://bugs.gentoo.org/show_bug.cgi?id=461210
Merge branch 'master' of github.com:canek-pelaez/gentoo-systemd-only