Added discovery packets 0x02 and 0x03
Added discovery packets 0x02 and 0x03

ryanj/lifxjs,sinnottj/lifxjs,ppelleti/lifxjs,ninjablocks/lifxjs,ryanj/lifxjs,WigWagCo/lifxjs,WigWagCo/lifxjs,magicmonkey/lifxjs,magicmonkey/lifxjs,wiegraff13/lifxjs,sinnottj/lifxjs,wiegraff13/lifxjs,ppelleti/lifxjs