* Copies made previously with ``.copy()`` lacked ``.defined`` field,
now they are not
* All objects are friendly to ``pickle`` libraries
+* ``PrintableString`` has ``allow_asterisk`` and ``allow_ampersand``
+ properties
+* ``.hexencode()``, ``.hexdecode()`` and ``.hexdecod()`` methods
+ appeared, working with hexadecimal encoded data
.. _release5.6: