URL in portfolio

Line 152

from:

<?php if ($portfolio_url) { ?>
    <div><span>Project URL:</span><?php echo $portfolio_url; ?></div>
<?php } ?>

to:

<?php if ($portfolio_url) { ?>
    <div><span>Project URL:</span><a href="<?php echo $portfolio_url; ?>"><?php echo $portfolio_url; ?></a></div>
<?php } ?>