xbmc-pvr-addons: wmc: heh os/arch info

wmc, y u think you are so special?
libdrm: simplify package.mk
busybox: init: attempt to fix all fs errors
syslinux: update to syslinux-6.03

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Mesa: update to Mesa-10.3.1

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