- Preserve the docstrings of proxied modules created with ``deprecatedFrom``, ``deferredFrom``, etc. See `issue 5 <https://github.com/zopefoundation/zope.deferredimport/issues/5>`_.
4.2.0
==================
- Add support for Python 3.5 and 3.6.
- Drop support for Python 2.6 and 3.3.
- Convert doctests to Sphinx documentation, including building docs and running doctest snippets under ``tox``.
4.1.0
==================
- Add support for PyPy. PyPy3 support is blocked on release of fix for: https://bitbucket.org/pypy/pypy/issue/1946
- Add support for Python 3.4.
- Add support for testing on Travis.
4.0.0
==================
- Add support for Python 3.3.
- Drop support for Python 2.4 and 2.5.
3.5.3
==================
- Add test extra to declare test dependency on ``zope.testing``.