Models.h now is quite minimal, I'll keep it like that for now, until it
grows huge again. I've also cleaned a bit the headers that are using it so
only the ones that actually need the stuff that I've left behind will
actually include this file.
Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>