* Fixed a bug in the Atom library where child elements were not added to their proper parents.

* Added valid Atom 1.0 feeds for comments. They can be seen at:
  http://gallery.example.com/index.php/comments?item_id={photo_id}&_format=atom

modules/comment/controllers/comments.php

@@ -74,6 +74,10 @@ class Comments_Controller extends REST_Controller {
       print json_encode($comment->as_array());
       break;
 
+    case "atom":
+      rest::http_content_type(rest::ATOM);
+      break;
+
     default:
       $v = new View("comment.$output_format");
       $v->comment = $comment;