xorg-x11-server security and bug fix update

1.13.0-23 - Fix root window damage reports when Xinerama is active 919165 1.13.0-22 - Fix Xephyr crashes in 8 and 16 bit mode 1018405 1.13.0-21 - Fix Damage reports when Xinerama is active 919165 1.13.0-20 - Fix broken Xorg -configure 1016854 - CVE-2013-1940: Fix xf86FlushInput to drain evdev...