Patch merged into coreboot/master: aab1740 xcompile: use bash

the following patch was just integrated into master:
commit aab174088199d7012b32e21753d75014d9c2aef5
Author: Patrick Georgi 
Date:   Wed May 14 14:14:38 2014 +0200

xcompile: use bash

I don't think all /bin/sh implement all features used
    in xcompile.

Change-Id: Ida2a166242201ed0221316b123888127c83bf3c1
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/5740
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan 
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/5740 for details.

-gerrit