/**
* Initializes the PF_TEMPLATE class
*
* Checks for an existing PF_TEMPLATE() instance
* and if there is none, creates an instance.
*
* @since 1.0.0
* @access public
*/
public static function get_instance()
{
if (!self::$_instance instanceof PF_TEMPLATE) {
self::$_instance = new PF_TEMPLATE();
}
return self::$_instance;
}