xbmc: update to xbmc-12.2-c2d3aeb

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Added DS1307 realtime clock support

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc: eep old repo content if update fails

should fix empty repos
Python: force disable bluetooth support

closes #2575
xbmc: update to xbmc-12.2-88bbd20

Signed-off-by: Stephan Raue <stephan@openelec.tv>
bcm2835-driver: update to bcm2835-driver-7d8a762

Signed-off-by: Stephan Raue <stephan@openelec.tv>
bcm2835-bootloader: update to bcm2835-bootloader-7d8a762

Signed-off-by: Stephan Raue <stephan@openelec.tv>
libX11: update to libX11-1.6.2

Signed-off-by: Stephan Raue <stephan@openelec.tv>
proposed fix for wrong cpu temperature issue #2557

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