in user_menu_lists.php
replace:
<div class="fi_name"><a href="<?php echo osc_route_url('favorite-lists', array('list-id' => $l['list_id'], 'current-update' => '0', 'notification-update' => '0', 'list-remove' => '0', 'iPage' => '0')); ?>"><?php echo $l['list_name']; ?></a> (#<?php echo $l['list_id']; ?>) <span class="fi_list_edit" rel="<?php echo $l['list_id']; ?>">[<?php _e('edit', 'favorite_list'); ?>]</span></div>
with:
<div class="fi_name"><a href="<?php echo osc_route_url('favorite-lists', array('list-id' => $l['list_id'], 'current-update' => '0', 'notification-update' => '0', 'list-remove' => '0', 'iPage' => '0')); ?>"><?php echo $l['list_name']; ?></a> (#<?php echo $l['list_id']; ?>) <span class="fi_list_edit" rel="<?php echo $l['list_id']; ?>">[<?php _e('edit', 'favorite_items'); ?>]</span></div>