message: [fix] Remove retain flag from node and scene events
diff: @@ -89,7 +89,7 @@ function onEvent (event, node, code) {
  if (this.config.payloadType === 2) data = code
  else data = { time: Date.now(), value: code }
  - this.mqtt.publish(topic, data)
  + this.mqtt.publish(topic, data, { qos: 1, retain: false })
  }
  /**
  