Patch merged into coreboot/master: cbfstool: add cbfs file attribute structure

the following patch was just integrated into master:
commit c6a8da7f93160b5c853619e203dcfc9d5ba4a553
Author: Patrick Georgi 
Date:   Wed Jul 22 21:32:03 2015 +0200

cbfstool: add cbfs file attribute structure

This is a generic structure, not unlike the cbtables design, based on which we
    can build specialized TLV data structures.

Change-Id: I98a75eef19f049ad67d46cdc2790949dcd155797
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/10937
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin

See http://review.coreboot.org/10937 for details.

-gerrit