xbmc: add a more general check for cpu temperature found on some newer systems

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc: add part of PR5310, this should fix some, most or with luck all issues with showing the xorg mousecursor after wakeup from dpms, showing pictures via airplay etc...

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