Add support for the at90usb128 flash (tested on the RZUSBstick) Change-Id: Ic042d7c403b20a5cc533da00c30ae6e2139bbd10 Signed-off-by: Olivier Esver <olg.esver@gmail.com> Reviewed-on: http://openocd.zylin.com/2557 Tested-by: jenkins Reviewed-by: Paul Fertser <fercerpav@gmail.com>tags/v0.9.0-rc1