To upgrade to latest v2.9 - Oct 2018

Copy and overwrite the following files

UPGRADE/application/views/admin-addmovie.php copy to application/views/admin-addmovie.php
UPGRADE/js/ajax.js copy to js/ajax.js

Then visit yoursite.com/js/ajax.js to force reloading all jQuery code.

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VERY IMPORTANT STEP
In order for the autocomplete function to work you need 
to ENTER YOUR LICENSE KEY into application/config/license.php  
Get it a https://codecanyon.net/downloads/

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If you have issues with https

In application/views/header.php if you need to work on https just replace on line 27

<script src=“http://code.jquery.com/jquery-1.8.2.min.js" type="text/javascript"></script>

to 

<script src=“https://code.jquery.com/jquery-1.8.2.min.js" type="text/javascript"></script>