docs: function Controller (cancelStartEmit) {
      EventEmitter.call(this);
  
      this.newDevFirer = null;
      this.devReportFirer = null;
      this.gadReportFirer = null;
      this.devLeavingFirer = null;
      this.devbox = [];
      this.heldDevbox = [];
      this.joinable = false;
      this.cancelStartEmit = cancelStartEmit || false;
  }