Patch merged into coreboot/master: util/cbfstool: Increase initrd offset to 64M

the following patch was just integrated into master:
commit c1dc9d725ec9d91af1df99bb7da16e602996ac1b
Author: Timothy Pearson 
Date:   Sun Jul 31 00:23:11 2016 -0500

util/cbfstool: Increase initrd offset to 64M

Newer Linux kernels fail to detect the initramfs using the old 16M
    offset.  Increase the offset to the minimum working value, 64M.

Tested-on: qemu pc, 64-bit virtual CPU, linux 4.6 x86_64

Change-Id: I8678fc33eec23ca8f5e0d58723e04d434cd9d732
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/15999
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See https://review.coreboot.org/15999 for details.

-gerrit