Project timeline concept

@krystiano @dalezak @FlavioIshii 

Hey guys, this is what I came up with, there's duplication in the css, but I kept it consistent so I can refactor it easily. Color scheme, icons and that type of thing can all change, but the general idea is there.

Let's get it merged asap :smiley_cat: 

![screen shot 2014-04-28 at 12 49 29 am](https://cloud.githubusercontent.com/assets/58382/2814090/5f81b758-cea1-11e3-98dd-c77a9800d548.png)

![screen shot 2014-04-28 at 12 53 34 am](https://cloud.githubusercontent.com/assets/58382/2814109/e0a44d46-cea1-11e3-9aee-c181a375f1a0.png)