Please change the code of line 59 in the mentioned file to:
<div class="swiper-container" data-slidesPerColumn="3" <?php echo ( $auto_play ) ? 'data-autoplay="'.$auto_play.'"' : ''; ?>>
http://prntscr.com/nvy9im
Let me know the result.
I’ve added your suggestion to our task list, but can’t guarantee if this will be added.
Feel free to ask if you have any other questions.
Regards