[coreboot] Patch merged into coreboot/master: 02b1ce4 buildgcc: don't download python and expat if disabled

the following patch was just integrated into master:
commit 02b1ce47657abe3db2cab7e0c2a6b114f0423086
Author: Jonathan A. Kollasch 
Date:   Mon Nov 7 13:05:18 2011 -0600

buildgcc: don't download python and expat if disabled

Change-Id: I18cb1426e935c46ead30c72685829c20d186f9d8
    Signed-off-by: Jonathan A. Kollasch

Build-Tested: build bot (Jenkins) at Mon Nov  7 20:24:46 2011, giving +1
Reviewed-By: Stefan Reinauer  at Mon Nov  7 22:02:58 2011, giving +2
See http://review.coreboot.org/423 for details.

-gerrit