Hey, thanks! I am glad to see this post here. I used my own generator of commits that is open source here: https://github.com/IonicaBizau/github-contributions

(contributions are welcome!) :-)

Also, checkout my answer on StackOverflow: http://stackoverflow.com/a/23414628/1420197

...and don't forget to follow me on GitHub to get notified when I create new projects. :-)

https://github.com/IonicaBizau