pyup.io: Scheduled daily dependency update on friday

[pyup-bot]

Updates

Here's a list of all the updates bundled in this pull request. I've added some links to make it easier for you to find all the information you need.

tox	2.8.2	»	2.9.0	PyPI | Changelog | Docs
pylint	1.7.2	»	1.7.3	PyPI | Changelog | Repo

Changelogs

tox 2.8.2 -> 2.9.0

2.9.0

==================

Features

• tox --version now shows information about all registered plugins - by
  :user:obestwalter (544 <https://github.com/tox-dev/tox/issues/544>_).

Bugfixes

• skip_install overrides usedevelop (usedevelop is an option to
  choose the installation type if the package is installed and skip_install
  determines if it should be installed at all) - by :user:ferdonline (571 <https://github.com/tox-dev/tox/issues/571>_).

Misc

• :pull:635 inherit from correct exception - by :user:obestwalter
  (635 <https://github.com/tox-dev/tox/issues/635>_).
• spelling and escape sequence fixes - by :user:scoop
  (637 <https://github.com/tox-dev/tox/issues/637>_ and
  638 <https://github.com/tox-dev/tox/issues/638>_).
• add a badge to show build status of documentation on readthedocs.io -
  by :user:obestwalter.

Improved Documentation

• add towncrier <https://github.com/hawkowl/towncrier>_ to allow adding
  changelog entries with the pull requests without generating merge conflicts;
  with this release notes are now grouped into four distinct collections:
  Features, Bugfixes, Improved Documentation and Deprecations and Removals. (614 <https://github.com/tox-dev/tox/issues/614>_)

That's it for now!

Happy merging! 🤖

[pyup-bot]

Closing this in favor of #44