scripts/build: ensure that $PKG_BUILD is always created
... even if no unpack is called...

closes #2811
dbus-glib: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
glib: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
gmp: convert to new package format
pcre: convert to new package format
libtool: convert to new package format
pcre: fix build

Signed-off-by: Stephan Raue <stephan@openelec.tv>
libxml2: convert to new package format
scripts/image: include git shorthash in version
libfontenc: fix typo
scripts/build: cosmetics

... find: `...sysroot/usr/lib/': No such file or directory
libxml2: add host build depends
bkeymaps: convert to new package format

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

Signed-off-by: Stephan Raue <stephan@openelec.tv>
scripts/build: dont create $PKG_BUILD for virtual packages

Signed-off-by: Stephan Raue <stephan@openelec.tv>
remove old options
libcec: update to libcec-2.1.4

closes #2816
xf86-video-nvidia: update PKG_URL
libva-driver-intel: update to libva-driver-intel-1.2.2