old_contents: from distutils.core import setup
  setup(name='pairs2groups',
        author='Andrew Straw',
        url='http://astraw.github.com/pairs2groups/',
        packages=['pairs2groups'],
        version='0.5', # also set in doc/conf.py
        license='MIT',
        )
  
new_contents: from distutils.core import setup
  setup(name='pairs2groups',
        author='Andrew Straw',
        url='http://astraw.github.io/pairs2groups/',
        packages=['pairs2groups'],
        version='0.5', # also set in doc/conf.py
        license='MIT',
        )
  
subject: update URL