Minimalistic distribution to host UrBackup server.

https://software.opensuse.org/download.html?project=home%3Auroni&package=urbackup-server
https://software.opensuse.org/ymp/home:uroni/openSUSE_Leap_42.3/urbackup-server.ymp

https://www.urbackup.org/documentation.html
https://www.urbackup.org/faq.html
https://www.urbackup.org/import-seed-remote-client.html