[Checkins] [zopefoundation/z3c.ptcompat] 6f4ddc: Remove redundant version spec.

[GitHub]

  Branch: refs/heads/py34_py35_pypy
  Home:   https://github.com/zopefoundation/z3c.ptcompat
  Commit: 6f4ddcf29dc4ffb72c898df94ead2cd54344554c
      https://github.com/zopefoundation/z3c.ptcompat/commit/6f4ddcf29dc4ffb72c898df94ead2cd54344554c
  Author: Michael Howitz <mh at gocept.com>
  Date:   2016-09-02 (Fri, 02 Sep 2016)

  Changed paths:
    M tox.ini

  Log Message:
  -----------
  Remove redundant version spec.

Try if the version pinning in setup.py is enough for tox.