[Checkins] [zopefoundation/RestrictedPython] fb0f7d: Fix the import example.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/RestrictedPython
  Commit: fb0f7df1f4690e39cf5390cb64df78855267d615
      https://github.com/zopefoundation/RestrictedPython/commit/fb0f7df1f4690e39cf5390cb64df78855267d615
  Author: Michael Howitz <mh at gocept.com>
  Date:   2017-09-13 (Wed, 13 Sep 2017)

  Changed paths:
    M .travis.yml
    M README.rst
    M docs/CHANGES.rst
    M setup.py
    M tests/test_imports.py
    M tox.ini

  Log Message:
  -----------
  Fix the import example.

This requires dropping PyPy support as there currently seems to be no way to
restrict the __builtins__ in exec calls.