--- a/server/edition.py	Tue Sep 08 18:04:57 2015 +0200
+++ b/server/edition.py	Tue Sep 15 16:15:03 2015 +0200
@@ -96,7 +96,7 @@
             setitem = self.__setitem__
         else:
             setitem = self.edited_attribute
-        for attr, value in values.iteritems():
+        for attr, value in values.items():
             setitem(attr, value)
 
     def edited_attribute(self, attr, value):