Revert "lzo: update to lzo-2.07"

This reverts commit a01510a6a9dd5cd5f51e10c6424094e7623808b2.
xf86-video-ati: update to xf86-video-ati-7.4.0

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xorg-server: update to xorg-server-1.15.2

Signed-off-by: Stephan Raue <stephan@openelec.tv>
libva-intel-driver: remove unused patch