* **Fixed** incorrect double-decoding (25) of UTF-8 that was preventing use of templates containing non-ASCII text.
* **Fixed** incorrect variable reference in the built-in (cinje.std.html) list helper.
* **Added** Python 3.6 testing, pre-commit hooks, and Makefile-based automation.
* **Removed** Python 3.3 testing and support, flake8 enforcement, and tox build/test automation.