关于rss:添加一个github的rss订阅

/ Repo releases /

https://github.com/:owner/:re…

/ Repo commits /

https://github.com/:owner/:re…

/ Private feed (You can find Subscribe to your news feed in dashboard page after login) /

https://github.com/:user.priv…

/ Repo tags /

https://github.com/:user/:rep…

/ User activity /

https://github.com/:user.atom