Patch merged into coreboot/master: 36614ea baytrail: update microcode to version 313

the following patch was just integrated into master:
commit 36614ea4cc91e7f9b2647a00d1f9f3fdbe812d0c
Author: Aaron Durbin 
Date:   Mon Sep 23 13:18:16 2013 -0500

baytrail: update microcode to version 313

B2 and B3 steppings are now bumped to version 313.

BUG=chrome-os-partner:22858
    BRANCH=None
    TEST=Built.

Change-Id: I09ae5110b66c725e959e95fc15bc85ccf371495d
    Signed-off-by: Aaron Durbin 
    Reviewed-on: https://chromium-review.googlesource.com/170425
    Reviewed-by: Duncan Laurie

See http://review.coreboot.org/4848 for details.

-gerrit