Log Message:
py-ini2toml: updated to 0.13

Version 0.13
============

* Fix errors when ``isort`` is installed in the same environment as \ 
``ini2toml``, :pr:`83`.
* ``setuptools`` plugin:
   * Add support for ``file:`` directive in ``install_requires`` and \ 
``extras_require``, :pr:`77`.

     .. attention::
        Note that ``setuptools`` (as per v67.6) may require that all \ 
``optional-dependencies``
        to be specified via the ``file:`` directive if at least one of them \ 
requires so.