new: python3 support.
new: pkg: added travis magic file.
new: pkg: added new ``wip`` tag to ignore list, and ``pkg`` commit types.
new: pkg: added badges for travis and pypi.
fix: pkg: updated autogen.sh to avoid barfing at travis and users that wouldn't have ``gitchangelog``.
chg: pkg: add a ``d2to1`` ``setup.py`` for travis to correctly read dependencies from ``setup.cfg``.