Stays closer to the stock firmware by using wrt350n.bin for the
created image.
Adds the possibility to create the image in two separate steps (-b / -z).
Makefiles now support the possibility to include a u-boot image for a
100%-stock-like image.
Signed off by: Matthias Buecher <mail@maddes.net>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19596 3c298f89-4303-0410-b956-a3cf2f4a3e73