MQTT client for the MHV main table lights.
Connects to MQTT on Morphia and subs to MainTableLEDs. Reads 3 bytes and sets pwm pins 3,5,6 to those values. The mosfets controlling the LED strips are connected to 3,5,6 as R,G,B.
The ws2801 strings are not currently connected.
perl -e 'print pack "ccc",[r],[g],[b];' | mosquitto_pub -t MainTableLEDs -s
mosquitto_pub -t announce -m 'space-open'
mosquitto_pub -t announce -m 'space-closed'