Refactor project detection and run

**Not ready to be merged but working**

![screen shot 2014-01-30 at 10 09 14](https://f.cloud.github.com/assets/845425/2038440/3f4911be-898e-11e3-96be-6f5247d5c15e.png)


It gives a better structure for a project type with meta informations, detection, run script, ...

![screen shot 2014-01-29 at 21 08 24](https://f.cloud.github.com/assets/845425/2033776/2f97d1b4-8921-11e3-8ee9-beb8fd842a09.png)