Build images for 96328avng and 963281TAN (untested) for three different
flash sizes: 4MB, 8MB, and 16MB.
Known issues:
* Button setup unknown, thus no fail-safe available.
* All other BCM6328 and BCM63XX issues
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32004 3c298f89-4303-0410-b956-a3cf2f4a3e73