implement argtable in hf 14a apdu (#490) * added `hf 14a reader` to source and added functionality to exec empty commands * added `hf 14a raw` * added samples to command's help * added some help * added changelog * update to new argtable3 --- https://github.com/argtable/argtable3 * changed included getopt to `https://github.com/freebsd/freebsd/blob/master/include/getopt.h` (getopt from freebsd with simplified BSD license)