Update the setup.py file
Update the setup.py file

- Remove outdated testing dependencies
- Update mailing list URL
- Group similar arguments together
- Use sys.version_info instead of sys.version for executable names
- Update keywords to mention wheel as well

pypa/pip,pypa/pip,sbidoul/pip,RonnyPfannschmidt/pip,xavfernandez/pip,sbidoul/pip,RonnyPfannschmidt/pip,rouge8/pip,RonnyPfannschmidt/pip,techtonik/pip,pradyunsg/pip,pradyunsg/pip,pfmoore/pip,pfmoore/pip,rouge8/pip,xavfernandez/pip,techtonik/pip,techtonik/pip,rouge8/pip,xavfernandez/pip