[coreboot] Patch merged into coreboot/master: 4374297 crossgcc: update to MPFR 3.1.1

the following patch was just integrated into master:
commit 437429794b773de9e3ead6c59f401654e735577d
Author: Idwer Vollering 
Date:   Thu Oct 25 02:12:46 2012 +0200

crossgcc: update to MPFR 3.1.1

This patch updates crossgcc to download and compile MPFR 3.1.1

Change-Id: I6c479db5d6d632dcc2201c3771b43e2b663877e1
    Signed-off-by: Idwer Vollering

Build-Tested: build bot (Jenkins) at Thu Oct 25 08:12:15 2012, giving +1
Reviewed-By: Peter Stuge  at Thu Oct 25 09:21:51 2012, giving +2
See http://review.coreboot.org/1613 for details.

-gerrit