[coreboot-gerrit] Patch merged into coreboot/master: cbfstool: factor out creating a cbfs file header

the following patch was just integrated into master:
commit 57edf16be5ddef5da272ff8e1a9f1d78091377d9
Author: Patrick Georgi 
Date:   Wed Aug 12 09:20:11 2015 +0200

cbfstool: factor out creating a cbfs file header

We will want to create headers that live outside the final image at some point
    (eg. to build the file before we even know where to place it).

Change-Id: Ie4c0323df8d5be955aec3621b75309e8f11fae49
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/11219
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin

See http://review.coreboot.org/11219 for details.

-gerrit