Add Cayo's english profile

Closes https://github.com/Helabs/helabs.github.com/issues/162

![captura de tela 2014-02-28 as 16 34 56](https://f.cloud.github.com/assets/1430031/2297615/72f09a9a-a0af-11e3-8eb3-308aabd4dd47.png)

@yogodoshi can you please review this content?