Store the payload config and revision in CBFS

Store the payload config and version files in CBFS if using a
SeaBIOS or filo payload if INCLUDE_CONFIG_FILE is enabled.

Change-Id: I0c1b4da8f6179b9cee06cecfa76bc631b43196e0
Signed-off-by: Martin Roth <gaumless@gmail.com>
Reviewed-on: http://review.coreboot.org/10607
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins)
2 files changed