Create Github releases when releasing. Fixes #2328.

tox.ini

@@ -66,9 +66,11 @@ deps =
 	wheel
 	twine[keyring]>=1.13
 	path
+	jaraco.develop>=7.1
 	jaraco.tidelift
 passenv =
 	TWINE_PASSWORD
+	GITHUB_TOKEN
 	TIDELIFT_TOKEN
 setenv =
 	TWINE_USERNAME = {env:TWINE_USERNAME:__token__}
@@ -77,4 +79,5 @@ commands =
 	python -c "import path; path.Path('dist').rmtree_p()"
 	python setup.py release
 	python -m twine upload dist/*
+	python -m jaraco.develop.create-github-release
 	python -m jaraco.tidelift.publish-release-notes