[coreboot] Patch merged into coreboot/master: aad56a1 libpayload: Add clear_feature() function to USB framework

the following patch was just integrated into master:
commit aad56a1666c97ec6c78e4e191b134c0ac4216361
Author: Nico Huber 
Date:   Mon May 21 16:19:05 2012 +0200

libpayload: Add clear_feature() function to USB framework

This function will be used by the USB hub driver.

Change-Id: I4d1d2e94f4442cbb636ae989e8ffd543181c4357
    Signed-off-by: Nico Huber

Reviewed-By: Patrick Georgi  at Fri Jun  1 12:21:13 2012, giving +2
See http://review.coreboot.org/1079 for details.

-gerrit