gdb: build without lzma
gcc: do not ever try to include host headers

patch source: openricks git
ffmpeg: add yet another xbmc patch
llvm: fix build with gcc-4.8

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc: update to xbmc-13.alpha-2667375
xbmc-pvr-addons: update to xbmc-pvr-addons-f73fac7
new package: 'sbc'
pulseaudio: update to pulseaudio-4.99.2
remove project 'ARCTIC_MC', will be replaced by Generic/x86_64 project

Signed-off-by: Stephan Raue <stephan@openelec.tv>
boblightd: update to boblightd-478

closes #2899
boblightd: fix target build depends. lost on convert..
util-macros: fix depends
ffmpeg: fix depends
xbmc-pvr-addons: fix depends
xbmc: fix depends
corefonts: fix depends
debug: fix depends
libcap: fix depends
glew: fix depends
smplejson: fix depends