systemd from home:dspinella:systemd-test project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:dspinella:systemd-test/openSUSE_Tumbleweed/home:dspinella:systemd-test.repo
zypper refresh
zypper install systemd