[coreboot-gerrit] Patch merged into coreboot/master: acpi/: add missing license header

the following patch was just integrated into master:
commit 1766b1ea9dfed13316ea6cdc2fa97016481f9e85
Author: Martin Roth 
Date:   Tue Jan 12 15:58:57 2016 -0700

acpi/: add missing license header

These were mostly written as part of the coreboot project, so get
    the standard coreboot license header.

Change-Id: Ief13339647d3172e65bb18e6dcb54312a5c9472e
    Signed-off-by: Martin Roth 
    Reviewed-on: https://review.coreboot.org/12917
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See https://review.coreboot.org/12917 for details.

-gerrit