should continue, not break, else we run into empty notification (closes #1980239)

entities.py

@@ -84,7 +84,7 @@
                                            {'x': ceid}, build_descr=True).get_entity(0, 0)
             except TypeResolverException:
                 # not a comment
-                break
+                continue
             strings.append(comment.view('fulltext', indentlevel=indentlevel-i,
                                         withauthor=i!=indentlevel).strip() + '\n')
         strings.append(u'\n%s: %s' % (self._cw._('i18n_by_author_field'),