This handles both USB and IEEE1394 devices. It removes /sbin/usb-storage in
favor of using the block hotplug event. There are dummy scripts to handle the
plug in/out of USB and IEEE1394 devices for updating LEDs. Storage devices 
are mount as a sub-directory under /mnt.


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14289 3c298f89-4303-0410-b956-a3cf2f4a3e73