Add Dirceu's english profile

Closes https://github.com/Helabs/helabs.github.com/issues/173.

![captura de tela 2014-03-06 as 14 24 53](https://f.cloud.github.com/assets/1430031/2348111/45a39d2c-a554-11e3-9bb1-1bbcf12d03eb.png)

@dirs can you please review this content?