* fixed a regression in django-widget-tweaks v1.4 (the field is no longer deep copied).
1.4
* Django 1.7, 1.8 and 1.9 support; * setup.py is switched to setuptools; * testing improvements; * Python 3.4 support is added; * Python 2.5 is not longer supported; * bitbucket repository is no longer supported (development is moved to github).
1.3
* added support for ``WIDGET_ERROR_CLASS`` and ``WIDGET_REQUIRED_CLASS`` template variables that affect ``{% render_field %}``.
1.2
* new ``add_error_attr`` template filter; * testing improvements.
1.1.2
* support for template variables is added to ``render_field`` tag; * new ``field_type`` and ``widget_type`` filters.
1.1.1
* some issues with ``render_field`` tag are fixed.