Add py-pylons-sphinx-themes 1.0.6

Pylons Sphinx Themes is a Python package that contains Sphinx themes for Pylons
related projects. This project is based on Pylons Sphinx Theme (singular), but
uses a package implementation instead of git submodules and manual steps.

WWW: https://pypi.python.org/pypi/pylons-sphinx-themes
WWW: https://github.com/Pylons/pylons_sphinx_theme