bcm2835-driver: update to bcm2835-driver-d4f5315

Signed-off-by: Stephan Raue <stephan@openelec.tv>
bcm2835-bootloader: update to bcm2835-bootloader-d4f5315

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc: update to xbmc-12.2-71eb528

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xf86-video-intel: update to xf86-video-intel-2.99.901

Signed-off-by: Stephan Raue <stephan@openelec.tv>