Remove copying example on edit for stuff to work. Don't know what doesn't work

src/view/modals.py

@@ -40,7 +40,9 @@ def edit_sense_label(sense):
 
 def edit_example(example, sense):
     example_original = example
-    example = example_original.copy()
+    # example = example_original.deepcopy()
+    # example = copy.deepcopy(example)
+    # example.original_xml = example_original.original_xml.cloneNode(True)
 
     def role_msg(idx, role):
         return message.msg(message.ExampleRoleChange, example_original, idx, role)