added precommit rules for enforcing style
added precommit rules for enforcing style

Signed-off-by: itavy <ad6170ecd79dc699e02885b7c8a2ae3b74696202@automeridian.ro>

RangerMauve/MQTT.js,bqevin/MQTT.js,itavy/MQTT.js,jaambee/MQTT.js,mcanthony/MQTT.js,jdiamond/MQTT.js,wesley1001/MQTT.js,AdySan/MQTT.js