Sanitizing URL

Path was outdated. Please see Automattic#388

Author: emiluzelac

footer.php

@@ -12,7 +12,7 @@
 
 	<footer id="colophon" class="site-footer" role="contentinfo">
 		<div class="site-info">
-			<a href="http://wordpress.org/" rel="generator"><?php printf( __( 'Proudly powered by %s', '_s' ), 'WordPress' ); ?></a>
+			<a href="<?php echo esc_url( __( 'http://wordpress.org/', '_s' ) ); ?>"><?php printf( __( 'Proudly powered by %s', '_s' ), 'WordPress' ); ?></a>
 			<span class="sep"> | </span>
 			<?php printf( __( 'Theme: %1$s by %2$s.', '_s' ), '_s', '<a href="http://automattic.com/" rel="designer">Automattic</a>' ); ?>
 		</div><!-- .site-info -->
@@ -22,4 +22,4 @@
 <?php wp_footer(); ?>
 
 </body>
-</html>
+</html>