Patch merged into coreboot/master: fd6fb26 verstage: provide support for serial console

the following patch was just integrated into master:
commit fd6fb26ae77ae125fb9b9f0c7949e3e8b5796fd1
Author: Aaron Durbin 
Date:   Wed May 13 13:37:43 2015 -0500

verstage: provide support for serial console

verstage previously lacked serial console support.
    Add the necessary objects and macro checks to allow
    verstage to include the serial console.

Change-Id: Ibe911ad347cac0b089f5bc0d4263956f44f3d116
    Signed-off-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/10196
    Reviewed-by: Stefan Reinauer 
    Tested-by: build bot (Jenkins)

See http://review.coreboot.org/10196 for details.

-gerrit