CodeIgniter 3.0 pagination class with Bootstrap 4.0 beta2

	$this->pagination_config['full_tag_open'] 	= '<nav><ul class="pagination justify-content-center">';
	$this->pagination_config['full_tag_close'] 	= '</ul></nav>';

	$this->pagination_config['num_tag_open'] 	= '<li class="page-item">';
	$this->pagination_config['num_tag_close'] 	= '</li>';

	$this->pagination_config['cur_tag_open'] 	= '<li class="page-item active"><span class="page-link">';
	$this->pagination_config['cur_tag_close'] 	= '<span class="sr-only">(current)</span></span></li>';

	$this->pagination_config['next_tag_open'] 	= '<li class="page-item"><a ';
	$this->pagination_config['next_tagl_close'] 	= '<span aria-hidden="true">&raquo;</span></li>';

	$this->pagination_config['prev_tag_open'] 	= '<li class="page-item">';
	$this->pagination_config['prev_tagl_close'] 	= '</li>';

	$this->pagination_config['first_tag_open'] 	= '<li class="page-item">';
	$this->pagination_config['first_tagl_close'] = '</li>';

	$this->pagination_config['last_tag_open'] 	= '<li class="page-item">';
	$this->pagination_config['last_tagl_close'] 	= '</li>';
    
    
    ///The following javascript has to be added to add the necessary page-link class to all those <a> tag
    <script type="text/javascript">$("nav  > ul.pagination a").addClass("page-link");</script>