New PyBindGen version and API rescan: adds missing copy constructors, and generates __copy__ methods so that python's copy.copy() works on our objects.

bindings/python/ns3_module_onoff.py

@@ -77,6 +77,7 @@ def register_Ns3OnOffApplication_methods(root_module, cls):
                    'void', 
                    [], 
                    visibility='private', is_virtual=True)
+    cls.add_copy_constructor()
     return
 
 def register_functions(root_module):