yast2-ntp-client from YaST:Head:installer project

需要 openSUSE 13.1 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/YaST:Head:installer/openSUSE_13.1/YaST:Head:installer.repo
zypper refresh
zypper install yast2-ntp-client