Patch merged into coreboot/master: c0b1a48 Drop WARNINGS_ARE_ERRORS exceptions

the following patch was just integrated into master:
commit c0b1a48cdaed0a9c955fd98563a1d5906a72b533
Author: Stefan Reinauer 
Date:   Thu Jun 27 17:17:26 2013 -0700

Drop WARNINGS_ARE_ERRORS exceptions

Thanks to Bruce's great work, we can finally drop this workaround.

Change-Id: Ie92d1e53ef867fa34aa2489ccfb682d73195b213
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: http://review.coreboot.org/3569
    Tested-by: build bot (Jenkins)
    Reviewed-by: Marc Jones

See http://review.coreboot.org/3569 for details.

-gerrit