logic.php

<?php defined( '_JEXEC' ) or die; 

// variables
$app = JFactory::getApplication();
$doc = JFactory::getDocument(); 
$menu = $app->getMenu();
$active = $app->getMenu()->getActive();
$params = $app->getParams();
$pageclass = $params->get('pageclass_sfx');
$tpath = $this->baseurl.'/templates/'.$this->template;

// generator tag
$this->setGenerator(null);

// unset
unset($doc->_scripts[$this->baseurl .'/media/jui/js/jquery.min.js']);
unset($doc->_scripts[$this->baseurl .'/media/jui/js/jquery-noconflict.js']);
unset($doc->_scripts[$this->baseurl .'/media/jui/js/jquery-migrate.min.js']);
unset($doc->_scripts[$this->baseurl .'/media/jui/js/bootstrap.min.js']);
unset($doc->_scripts[$this->baseurl .'/media/system/js/caption.js']);
unset($doc->_scripts[$this->baseurl .'/media/system/js/core.js']);
unset($doc->_scripts[$this->baseurl .'/media/system/js/tabs-state.js']);
unset($doc->_scripts[$this->baseurl .'/media/system/js/validate.js']);

if (isset($doc->_script['text/javascript']))
{
    $doc->_script['text/javascript'] = preg_replace('%jQuery\(window\)\.on\(\'load\'\,\s*function\(\)\s*\{\s*new\s*JCaption\(\'img.caption\'\);\s*}\s*\);\s*%', '', $doc->_script['text/javascript']);
    $doc->_script['text/javascript'] = preg_replace("%\s*jQuery\(document\)\.ready\(function\(\)\{\s*jQuery\('\.hasTooltip'\)\.tooltip\(\{\"html\":\s*true,\"container\":\s*\"body\"\}\);\s*\}\);\s*%", '', $doc->_script['text/javascript']);
    if (empty($doc->_script['text/javascript']))
    {
        unset($doc->_script['text/javascript']);
    }
}

// css
$doc->addStyleSheet($tpath.'/build/main.css');