- Update to version 1.4.20:
+ ignore unicode decode errors in xmlescape. Thanks Anatoly Bubenkoff.
+ on python2 modify traceback.format_exception_only to match python3
behaviour, namely trying to print unicode for Exception instances
+ use a safer way for serializing exception reports (helps to fix
pytest issue413)
- Drop %check section, we never ran tests. That would need python-pytest
and introduce a cycle