Update xorg-server to 1.13.1, xbacklight to 1.2.0 and bdftopcf to 1.0.4.

	new file:   xorg/xorg_server/xorg-server-1.13.1-autoconfignvidia.patch.xz
	new file:   xorg/xorg_server/xorg-server-1.13.1-autoconfigsis.patch.xz
	renamed:    xorg/xorg_server/xorg-server-1.12.2-background.patch.xz -> xorg/xorg_server/xorg-server-1.13.1-background.patch.xz
	renamed:    xorg/xorg_server/xorg-server-1.12.2-quirks.patch.xz -> xorg/xorg_server/xorg-server-1.13.1-quirks.patch.xz
	renamed:    xorg/xorg_server/xorg-server-1.12.2-tmpfilesd.patch.xz -> xorg/xorg_server/xorg-server-1.13.1-tmpfilesd.patch.xz
	new file:   xorg/xorg_server/xorg-server-1.13.1-usepixmanglyphcache.patch.xz
	modified:   xorg/xorg_server/xorg_server.build
Update xf86-input-evdev to 2.7.3 and mtdev to 1.1.3.

	modified:   xorg/xorg_input_evdev/xorg_input_evdev.build
Update xf86-video-ati to 7.0.0.

	modified:   xorg/xorg_video_ati/xorg_video_ati.build
Update xf86-video-intel to 2.20.18.

	modified:   xorg/xorg_video_intel/xorg_video_intel.build