Update flake8 to 3.5.0

[pyup-bot]

This PR updates flake8 from 3.3.0 to 3.5.0.

Changelog

3.5.0

-------------------

You can view the `3.5.0 milestone`_ on GitLab for more details.

New Dependency Information
~~~~~~~~~~~~~~~~~~~~~~~~~~

- Allow for PyFlakes 1.6.0 (See also `GitLab359`_)

- Start using new PyCodestyle checks for bare excepts and ambiguous identifier
(See also `GitLab361`_)

Features
~~~~~~~~

- Print out information about configuring VCS hooks (See also `GitLab335`_)

- Allow users to develop plugins "local" to a repository without using
setuptools. See our documentation on local plugins for more information.
(See also `GitLab357`_)

Bugs Fixed
~~~~~~~~~~

- Catch and helpfully report ``UnicodeDecodeError``\ s when parsing
configuration files. (See also `GitLab358`_)


.. all links
.. _3.5.0 milestone:
 https://gitlab.com/pycqa/flake8/milestones/20

.. issue links
.. _GitLab335:
 https://gitlab.com/pycqa/flake8/issues/335
.. _GitLab357:
 https://gitlab.com/pycqa/flake8/issues/357
.. _GitLab358:
 https://gitlab.com/pycqa/flake8/issues/358
.. _GitLab359:
 https://gitlab.com/pycqa/flake8/issues/359
.. _GitLab361:
 https://gitlab.com/pycqa/flake8/issues/361

.. merge request links

3.4.1

-------------------

You can view the `3.4.1 milestone`_ on GitLab for more details.

- Fix minor regression when users specify only a ``--select`` list with items
in the enabled/extended select list.  (See also `GitLab354`_)

.. all links
.. _3.4.1 milestone:
 https://gitlab.com/pycqa/flake8/milestones/19

.. issue links
.. _GitLab354:
 https://gitlab.com/pycqa/flake8/issues/354

.. merge request links

3.4.0

-------------------

You can view the `3.4.0 milestone`_ on GitLab for more details.

- Refine logic around ``--select`` and ``--ignore`` when combined with the
default values for each. (See also `GitLab318`_)

- Handle spaces as an alternate separate for error codes, e.g.,
``--ignore 'E123 E234'``. (See also `GitLab329`_)

- Filter out empty select and ignore codes, e.g., ``--ignore E123,,E234``.
(See also `GitLab330`_)

- Specify dependencies appropriately in ``setup.py`` (See also `Gitlab341_`)

- Fix bug in parsing ``--quiet`` and ``--verbose`` from config files.
(See also `GitLab!193`_)

- Remove unused import of ``os`` in the git hook template (See also
`GitLab!194`_)

.. all links
.. _3.4.0 milestone:
 https://gitlab.com/pycqa/flake8/milestones/18

.. issue links
.. _GitLab318:
 https://gitlab.com/pycqa/flake8/issues/318
.. _GitLab329:
 https://gitlab.com/pycqa/flake8/issues/329
.. _GitLab330:
 https://gitlab.com/pycqa/flake8/issues/330
.. _GitLab341:
 https://gitlab.com/pycqa/flake8/issues/341

.. merge request links
.. _GitLab!193:
 https://gitlab.com/pycqa/flake8/merge_requests/193
.. _GitLab!194:
 https://gitlab.com/pycqa/flake8/merge_requests/194

Links

• PyPI: https://pypi.org/project/flake8
• Changelog: https://pyup.io/changelogs/flake8/
• Repo: https://gitlab.com/pycqa/flake8