libva-driver-intel: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
irserver: convert to new package format

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

Signed-off-by: Stephan Raue <stephan@openelec.tv>
u-boot: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
crystalhd: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Python: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
scons: fix build deps

Signed-off-by: Stephan Raue <stephan@openelec.tv>
irserver: move remote.conf to package 'irserver'

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