Patch merged into coreboot/master: payloads/external/GRUB2: Add a possibility to add custom modules.

the following patch was just integrated into master:
commit 2e8117143a695b5331f9c79eeb77bb870db407b3
Author: Vladimir Serbinenko 
Date:   Wed Feb 17 18:21:24 2016 +0100

payloads/external/GRUB2: Add a possibility to add custom modules.

Change-Id: I3004eac248561b0cd4e44bcef90fc66fae5d77ca
    Signed-off-by: Vladimir Serbinenko 
    Reviewed-on: https://review.coreboot.org/13727
    Tested-by: build bot (Jenkins)
    Reviewed-by: Philipp Deppenwiese

See https://review.coreboot.org/13727 for details.

-gerrit