Added more options

 * -c,--clock (clock speed)
 * -p,--probe probe for a device
 * -a,--autoconfigure - run the autogen and ./configure automatically
 * -b,--board BOARD - mega,mega1280,uno,mini,mini3v
 * -t,--type TYPE - standard, mega
 * -d,--device usb - /dev/ttyUSB0