[Checkins] [zopefoundation/BTrees] b6694a: Add support for Python 3.6

[GitHub]

  Branch: refs/heads/py36
  Home:   https://github.com/zopefoundation/BTrees
  Commit: b6694af8967f83a6023621bb16803f9f597ce227
      https://github.com/zopefoundation/BTrees/commit/b6694af8967f83a6023621bb16803f9f597ce227
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2017-01-12 (Thu, 12 Jan 2017)

  Changed paths:
    M .travis.yml
    M CHANGES.rst
    M appveyor.yml
    M setup.py
    M tox.ini

  Log Message:
  -----------
  Add support for Python 3.6