This update for systemd fixes the following issues:

- core: Make mount units from /proc/self/mountinfo possibly bind to a device. Fixes
unmounting issues when ejecting CDs or DVDs. (bsc#909418, bsc#912715, bsc#945340)
- fstab-generator: Remove bogus condition that leads to warnings on boot. (bsc#1013989)
- coredumpctl: Let gdb handle the SIGINT signal. (bsc#1012591)
- Ship kbd-model-map with the correct contents. (bsc#1015515)
- rules: Set SYSTEMD_READY=0 on DM_UDEV_DISABLE_OTHER_RULES_FLAG=1 only with ADD event.
(bsc#963290, bsc#990538)
- tmpfiles: Don't skip path_set_perms on error. (bsc#953807)
- nspawn: Properly handle image/directory paths that are symbolic links. (bsc#1012390)
- systemctl: Fix 'is-enabled' exit status on failure when executed in chroot. (bsc#1012818)
- Warnings emitted when udev socket units are restarted during package upgrade were silenced. (bsc#1018214)
- prevent assert in PID1 (bsc#1018399)

This update was imported from the SUSE:SLE-12-SP2:Update update project.