Patch merged into coreboot/master: coreinfo: fix compilation

the following patch was just integrated into master:
commit ccc55fdc6fae37a085e9f1a8a19a539728907ca1
Author: Stefan Reinauer 
Date:   Mon Jun 29 16:44:12 2015 -0700

coreinfo: fix compilation

- extra rule for config.h creation
    - include kconfig.h from libpayload
    - libpayload symbols are conflicting with gcc builtins (e.g. log2)
    - ALIGN() is already defined in libpayload these days
    - move libpayload build directory under build/

Change-Id: I2aefdde26853253d58f6cf6e186e784871c1cb5b
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: http://review.coreboot.org/10717
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/10717 for details.

-gerrit