[Checkins] [zopefoundation/z3c.pt] e29f77: Add Python 3.6, drop Python 3.3

[GitHub]

  Branch: refs/heads/py36
  Home:   https://github.com/zopefoundation/z3c.pt
  Commit: e29f77bed3499ba417ece9a0316fca9980216ef2
      https://github.com/zopefoundation/z3c.pt/commit/e29f77bed3499ba417ece9a0316fca9980216ef2
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2017-10-16 (Mon, 16 Oct 2017)

  Changed paths:
    A .coveragerc
    M .gitignore
    M .travis.yml
    A CHANGES.rst
    R CHANGES.txt
    M MANIFEST.in
    A README.rst
    R README.txt
    A setup.cfg
    M setup.py
    M src/z3c/__init__.py
    A src/z3c/pt/README.rst
    R src/z3c/pt/README.txt
    M src/z3c/pt/tests/test_doctests.py
    M tox.ini

  Log Message:
  -----------
  Add Python 3.6, drop Python 3.3

Project gardening:

- Rename .txt -> .rst
- Universal wheels
- Add coveralls and coverage environment
  - 93%
- Badges
- zope.testrunner for namespace path issues