Update setuptools to 46.1.1

[pyup-bot]

This PR updates setuptools from 46.0.0 to 46.1.1.

Changelog

46.1.1

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No significant changes.

46.1.0

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* 308: Allow version number normalization to be bypassed by wrapping in a 'setuptools.sic()' call.
* 1424: Prevent keeping files mode for package_data build. It may break a build if user's package data has read only flag.
* 1431: In ``easy_install.check_site_dir``, ensure the installation directory exists.
* 1563: In ``pkg_resources`` prefer ``find_spec`` (PEP 451) to ``find_module``.

Links

• PyPI: https://pypi.org/project/setuptools
• Changelog: https://pyup.io/changelogs/setuptools/
• Repo: https://github.com/pypa/setuptools

[codecov]

Codecov Report

Merging #227 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #227   +/-   ##
=======================================
  Coverage   71.28%   71.28%           
=======================================
  Files          16       16           
  Lines        1602     1602           
=======================================
  Hits         1142     1142           
  Misses        460      460

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