ZwaveJSUIHandler = function ZwaveJSUIHandler(gladys, mqttLibrary, serviceId) {
  this.gladys = gladys;
  this.mqttLibrary = mqttLibrary;
  this.serviceId = serviceId;
  this.mqttClient = null;
  this.configured = false;
  this.connected = false;
  this.devices = [];
  this.zwaveJSDevices = [];
}
@description Z-Wave JS UI handler.
@param {object} gladys - Gladys instance.
@param {object} mqttLibrary - MQTT lib.
@param {string} serviceId - UUID of the service in DB.
@example
const zwaveJSUIHandler = new ZwaveJSUIHandler(gladys, client, serviceId);