Added KISS TNC serial port, linux only
Bug in pulling out callsigns (whoops.) Packet to bytes now.
Generating HDLC bit stream
Initial work on transmit side
Ok. It's a hack. For now, I'm suspecting there's an issue with the audio
sink blocking when no data is provided. The hack results in super high
turnaround times for transmission, but it is working. Put in for
historical reasons.