Remove unnecessary empty class

app/views/configure/feed.phtml

@@ -72,7 +72,7 @@
 		</div>
 		<div class="form-group">
 			<div class="group-controls">
-				<a class="" href="<?php echo _url('stats', 'repartition', 'id', $this->flux->id()); ?>">
+				<a href="<?php echo _url('stats', 'repartition', 'id', $this->flux->id()); ?>">
 					<?php echo _i('stats'); ?> <?php echo _t('stats'); ?>
 				</a>
 			</div>