code: function stopTimer(startTime) {
    if (gT.config.enableTimings) {
      const dif = process.hrtime(startTime);
      return ` (${dif[0] * 1000 + dif[1] / 1e6} ms)`;
    }
    return '';
  }
docs: Stops the timer which tracks action time.
  
  @param startTime
  @returns {*} - time dif in milliseconds
  @private