https://pypi.python.org/pypi/glhooks/0.1.0
https://filippo.io/a-python-github-push-webhook-handler/
http://zhiwei.li/text/2011/05/python%E4%B8%AD%E5%88%86%E6%9E%90http%E6%9F%A5%E8%AF%A2%E5%AD%97%E7%AC%A6%E4%B8%B2/
