Use wheel

release.py

@@ -28,4 +28,4 @@ call('git commit -am "Bump to {}"'.format(version), shell=True)
 call('git tag {}'.format(version), shell=True)
 call('git push', shell=True)
 call('git push --tags', shell=True)
-call('python setup.py sdist upload', shell=True)
+call('python setup.py sdist bdist_wheel upload', shell=True)

requirements.txt

@@ -1,3 +1,4 @@
 pytest
 mock
 pytest-mock
+wheel

setup.cfg

@@ -0,0 +1,2 @@
+[bdist_wheel]
+universal = 1