code: function () {
      if (this.commitSlownessWarning) {
        clearInterval(this.commitSlownessWarning);
        this.commitSlownessWarning = null;
      }
      if (Object.keys(this.changesQueued).length > 0) {
        this.changesRunning = this.changesQueued;
        this.changesQueued = {};
        this.setNodesInDb(this.changesRunning).then(this.flushChangesQueued.bind(this));
      }
    }
docs: TODO: Document