[coreboot] Patch merged into coreboot/master: 1a5301d abuild: only rebuild boards if requested or after a broken build

the following patch was just integrated into master:
commit 1a5301dd3373e7def334fc34787f79073f49029a
Author: Patrick Georgi 
Date:   Thu Nov 22 14:19:43 2012 +0100

abuild: only rebuild boards if requested or after a broken build

That used to be the behaviour, and it's quite useful to incrementally
    fix bugs across the tree.

Change-Id: I3e30cbdcf01631bc29f892054caa3babb0969beb
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/1888
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/1888 for details.

-gerrit