[Checkins] [zopefoundation/zope.session] 26f003: Add Python 3.6, drop Python 3.3, 100% coverage.

[GitHub]

  Branch: refs/heads/py36
  Home:   https://github.com/zopefoundation/zope.session
  Commit: 26f0030de80ca77ee4803f6c44dc486cb487cc77
      https://github.com/zopefoundation/zope.session/commit/26f0030de80ca77ee4803f6c44dc486cb487cc77
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2017-09-22 (Fri, 22 Sep 2017)

  Changed paths:
    A .coveragerc
    M .gitignore
    M .travis.yml
    M CHANGES.rst
    M README.rst
    M setup.cfg
    M setup.py
    M src/zope/__init__.py
    R src/zope/session/_compat.py
    A src/zope/session/api.rst
    R src/zope/session/api.txt
    A src/zope/session/design.rst
    R src/zope/session/design.txt
    M src/zope/session/http.py
    M src/zope/session/interfaces.py
    M src/zope/session/session.py
    M src/zope/session/tests.py
    M tox.ini

  Log Message:
  -----------
  Add Python 3.6, drop Python 3.3, 100% coverage.

Fixes #5 and fixes #6.

- Badges
- DRY in tox.ini
- Use zope.testrunner for namespace package issue
- Add coverage environment and coveralls
  - Reach 100% coverage
  - Remove outdated support for ancient ZODB and Python 3.2
  - Remove _compat._u function
  - Convert doctest functions in tests.py to unittests for coverage
- Minor whitespace cleanups per pep8