[coreboot-gerrit] Patch merged into coreboot/master: iPXE: Update stable version to the last commit of July 2016

the following patch was just integrated into master:
commit 994d8b4f131dd633b4f65136dfa3dad1c101958e
Author: Martin Roth 
Date:   Thu Aug 18 18:56:45 2016 -0600

iPXE: Update stable version to the last commit of July 2016

Change-Id: I804d5a9100fdfea48383aaf5dc0eb154eda78f4d
    Signed-off-by: Martin Roth 
    Reviewed-on: https://review.coreboot.org/16255
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel 
    Reviewed-by: Alexander Couzens 
    Reviewed-by: Philipp Deppenwiese

See https://review.coreboot.org/16255 for details.

-gerrit