Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk

This change is intended to clean up the top-level directory structure
and more closely mimic Linux's directory organization.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>

Signed-off-by: Wolfgang Denk <wd@denx.de>

This document describes the u-boot status LED API.
This allows common u-boot commands to use a board's leds to
provide status for activities like booting and downloading files.

Signed-off-by: Tom Rix <Tom.Rix@windriver.com>