htmlSend(originator = "", send = true) {
    const out = "<!doctype html>\n".concat(document.documentElement.outerHTML);
    const msg = {
      payload: out,
      length: out.length,
      topic: this.topic
    };
    log("trace", "Uib:htmlSend", "Sending full HTML to Node-RED", msg)();
    if (send === true) this._send(msg, this._ioChannels.client, originator);
    return out;
  }
Easily send the entire DOM/HTML msg back to Node-RED
@param {string} [originator] A Node-RED node ID to return the message to
@param {boolean} [send] If true (default) directly send response to Node-RED. Is false when calling from Node-RED as a command.
@returns {string} The HTML as a string