Update sphinx to 1.6.1

[pyup-bot]

There's a new version of Sphinx available.
You are currently using 1.5.5. I have updated it to 1.6.1

These links might come in handy: PyPI | Changelog | Homepage

Changelog

1.6

• LDML format support in i18n feature
• sphinx.addnodes.termsep
• Some functions and classes in sphinx.util.pycompat:
  zip_longest, product, all, any, next, open,
  class_types, base_exception, relpath, StringIO, BytesIO.
  Please use the standard library version instead;

If any deprecation warning like RemovedInSphinxXXXWarning are displayed,
please refer :ref:when-deprecation-warnings-are-displayed.

Features added

1.5.6

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

Bugs fixed

• 3614: Sphinx crashes with requests-2.5.0
• 3618: autodoc crashes with tupled arguments
• 3664: No space after the bullet in items of a latex list produced by Sphinx
• 3657: EPUB builder crashes if document startswith genindex exists
• 3588: No compact (p tag) html output in the i18n document build even when
  :confval:html_compact_lists is True.
• 3685: AttributeError when using 3rd party domains
• 3702: LaTeX writer styles figure legends with a hard-coded \small
• 3708: LaTeX writer allows irc scheme
• 3717: Stop enforcing that favicon's must be .ico
• 3731, 3732: Protect isenumclass predicate against non-class arguments
• 3320: Warning about reference target not being found for container types
• Misspelled ARCHIVEPREFIX in Makefile for latex build repertory

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖

[coveralls]

Coverage remained the same at 15.279% when pulling 3c80a9d on pyup-update-sphinx-1.5.5-to-1.6.1 into 55faf16 on master.

[coveralls]

Coverage remained the same at 15.279% when pulling 3c80a9d on pyup-update-sphinx-1.5.5-to-1.6.1 into 55faf16 on master.

[pyup-bot]

Closing this in favor of #41