Display a users owned rooms on their profile page.

Will show as:
![image](https://cloud.githubusercontent.com/assets/1035315/3625540/a175e506-0e6d-11e4-883c-d4d1201fbf56.png)

The rooms are not links that you can click to open the room, I thought as this would open a new tab (i.e. not in the browser tab that JabbR is currently open in) you would end up with a number of tabs open.

But if others think that the rooms should be links opening the room, then I'll make the change.

 Fixes #718