This recommended update for xdm fixes the following issues:
- part of solution of bnc#897803
* modify /etc/X11/xdm/keytable to don't truncate too much *.map.gz names with dot.
* rpm post script:
* move away /etc/X11/xorg.conf.d/00-keyboard.conf
* run /etc/X11/xdm/keytable