Add nvramcui

nvramcui is a small libpayload based utility that provides
an interactive CMOS editor for pre-boot environments.

Change-Id: I514b8a7682f89d242d1b31b6907cc6bff34da4bf
Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Reviewed-on: http://review.coreboot.org/1871
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

payloads/nvramcui/payload.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+#
+# This is a trivial payload compile & find script for abuild
+#
+DIR=`dirname $0`
+lpgcc -o $DIR/nvramcui.elf $DIR/nvramcui.c 2>&1 >/dev/null || exit 1
+echo "$DIR/nvramcui.elf"