[BUG] corrected slight bug with the popover

(cf. commit 93957939)

templates/pages/projects/project.html

@@ -91,7 +91,7 @@
                         <li>Add new documents</li>
                         <li onclick=&quot;
                             garganrest.nodes.delete({{corpus.id}}, function(){$('#corpus_'+{{corpus.id}}).remove()});
-                            $(this).parent().parent().parent().remove();
+                            $(this).parent().parent().remove();
                         &quot;><a href=&quot;#&quot;>Delete</a></li>
                     </ul>
                     ">Manage</button>