Update django-colorfield to 0.2.2

[pyup-bot]

This PR updates django-colorfield from 0.2.1 to 0.2.2.

The bot wasn't able to find a changelog for this release. Got an idea?

Links

• PyPI: https://pypi.org/project/django-colorfield
• Changelog: https://pyup.io/changelogs/django-colorfield/
• Repo: https://github.com/fabiocaccamo/django-colorfield/archive/0.2.2.tar.gz

[codecov]

Codecov Report

Merging #1517 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1517   +/-   ##
=======================================
  Coverage   75.09%   75.09%           
=======================================
  Files         122      122           
  Lines        4633     4633           
  Branches      568      568           
=======================================
  Hits         3479     3479           
  Misses        958      958           
  Partials      196      196

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