Drop Python 3.5 support and tag Python 3.9 and 3.10 support.
0.3.2
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Fix failing ``test_write_csv_hash()`` on big-endian platforms.
0.3.1
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Add workaround for PyPy to ``write_csv()`` when used with a ``hashlib`` hash.
0.3
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Add ``autocompress`` option to ``read_csv()`` and ``write_csv()`` (Python 3 only): automatically (de)compresses if file is a path and ends with ``'.bz2'``, ``'.gz'``, or ``'.xz'``.