scripts/build: add support to build hosttools and initramfs packages

Signed-off-by: Stephan Raue <stephan@openelec.tv>
various packages: a bit cosmetics here and there

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
Mesa: update to Mesa-c325aa5, update VDPAU interop patches

Signed-off-by: Stephan Raue <stephan@openelec.tv>
xbmc: build with 4 cores only

Signed-off-by: Stephan Raue <stephan@openelec.tv>
plymouth-lite: update default bootsplash, thanks to 'Klojum'

Signed-off-by: Stephan Raue <stephan@openelec.tv>
*bootloader/image: use mktemp. cleanup
systemd: support /storage/.config/hwdb.d/
systemd: rename udev.rules.d.sample
syslinux. nope nope nope. revert part of 7322b4

under ubuntu (syslinux 4.05) there is NO libcom32.c32.
this does not mean my sislinux install is broken
so create_livestick should *never* fail!
xbmc: update to 13.alpha-ae6ca84
timezone-data: fallback to UTC if timezone is empty. just in case.
update TODO
updates