setup: Update setup.py for this fork.
setup: Update setup.py for this fork.

This fork has changed a lot from upstream. Might as well update
the setup.py information to match it.

claytondaley/mongo-async-python-driver,oddjobz/txmongo,IlyaSkriblovsky/txmongo,claytondaley/mongo-async-python-driver,inspectlabs/txmongo,psi29a/txmongo,inspectlabs/txmongo,twisted/txmongo