Add details view of node properties on `visualized view` using context m...

#219 , It adds context menu to visualized view with a command to view node properties, also travels to that node (model state updates).
![7d815b5c-04ba-11e3-99fd-40967f50573e 1](https://f.cloud.github.com/assets/4591436/979493/3d750adc-070c-11e3-8376-af186d2a5151.PNG)

![ac38022a-04ba-11e3-9094-a75c68510609 1](https://f.cloud.github.com/assets/4591436/979494/4b10c3c0-070c-11e3-8ca2-a05cb08fb86c.PNG)