- Use systemd-sysusers to create service user and group.
- Add service user to "render" group to allow BOINC applications
to use GPU devices for accelerated computation. DRM render nodes
have been restricted in sr#1128161.
- Remove unused SysV init script.
- Update README.SUSE and the logrotate configuration file to use
systemctl instead of the no longer relevant init script.
OBS-URL: https://build.opensuse.org/request/show/1137157
OBS-URL: https://build.opensuse.org/package/show/network/boinc-client?expand=0&rev=114
