flashrom might do it anyways, but we have the read image and can
make sure the user didn't by accident provide the other image, for
example.

In the future we'll change how our releases look like. This script
is a preliminary outline.

work in progress #18

Closes #15

We locally add Intel's new microcode package, currently under review
upstream here:

https://review.coreboot.org/#/c/blobs/+/23315/

Signed-off-by: Martin Kepplinger <martin.kepplinger@ginzinger.com>

Signed-off-by: Martin Kepplinger <martink@posteo.de>

For the current build we'll cheat and include Intel's 20171107 microcode
package.

This resizes CBFS to be 4M and includes the nvramcui payload, see
https://www.coreboot.org/Payloads#nvramcui

Closes #5
Closes #6