Add py-python3-openid 3.1.0

This is a set of Python packages to support use of the OpenID decentralized
identity system in your application, update to Python 3. Want to enable single
sign-on for your web site? Use the openid.consumer package. Want to run your own
OpenID server? Check out openid.server. Includes example code and support for a
variety of storage back-ends.

WWW: https://pypi.python.org/pypi/python3-openid
WWW: https://github.com/necaris/python3-openid