------------------
- Fixed extension module detection that never worked on Python 3. See `pull
request 29 <https://github.com/mgedmin/findimports/pull/29>`_.
- Add ``--attr``/``-A`` to add arbitrary graphviz `graph attributes
<https://graphviz.org/docs/graph/>`_ to the output. See `pull
request 30 <https://github.com/mgedmin/findimports/pull/30>`_.