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a. :py:func:`entropy.lziv_complexity` now works with non-binary sequence (e.g. "12345" or "Hello World!")
b. The average fluctuations in :py:func:`entropy.detrended_fluctuation` is now calculated using the root mean square instead of a simple arithmetic. For more details, please refer to `this GitHub issue <https://github.com/neuropsychology/NeuroKit/issues/206>`_.
c. Updated flake8