code: function() {
      this.generator = undefined;
      this.headerHash = undefined;
      this.settingsChanged = undefined;
      this._name = undefined;
      this.nameChanged = undefined;
      this._desc = undefined;
      this.descChanged = undefined;
      this._defaultUser = undefined;
      this.defaultUserChanged = undefined;
      this._mntncHistoryDays = undefined;
      this._color = undefined;
      this.keyChanged = undefined;
      this._keyChangeRec = undefined;
      this._keyChangeForce = undefined;
      this._recycleBinEnabled = undefined;
      this._recycleBinUuid = undefined;
      this.recycleBinChanged = undefined;
      this._entryTemplatesGroup = undefined;
      this.entryTemplatesGroupChanged = undefined;
      this._historyMaxItems = undefined;
      this._historyMaxSize = undefined;
      this._lastSelectedGroup = undefined;
      this._lastTopVisibleGroup = undefined;
      this._memoryProtection = {
          title: undefined, userName: undefined, password: undefined, url: undefined, notes: undefined
      };
      this.customData = {};
      this.customIcons = {};
      this._editState = undefined;
      Object.preventExtensions(this);
  }
docs: Db metadata
  @constructor