Patch merged into coreboot/master: 58f73a6 build: separate CPPFLAGS from CFLAGS

the following patch was just integrated into master:
commit 58f73a69cd83c46604795d728f296779c1de162c
Author: Patrick Georgi 
Date:   Sat May 17 14:00:12 2014 +0200

build: separate CPPFLAGS from CFLAGS

There are a couple of places where CPPFLAGS are
    pasted into CFLAGS, eliminate them.

Change-Id: Ic7f568cf87a7d9c5c52e2942032a867161036bd7
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/5765
    Tested-by: build bot (Jenkins)
    Reviewed-by: Kyösti Mälkki

See http://review.coreboot.org/5765 for details.

-gerrit