Project activity redesigned

Successful Jenkins run:
http://catrobatgw.ist.tugraz.at:8080/job/Catroid-custom-branch-test/526/

![default](https://f.cloud.github.com/assets/1895465/243437/01a32d0a-8a47-11e2-95a0-306c3b6f8b07.png)

![details](https://f.cloud.github.com/assets/1895465/243438/07ef6c5a-8a47-11e2-9fbf-81198fc94348.png)

![checkbox](https://f.cloud.github.com/assets/1895465/243439/0b3fe83a-8a47-11e2-87a4-30393ebe43e1.png)