1312

Make an explicit "home" link to go to the homepage.
![image](https://cloud.githubusercontent.com/assets/4072455/2573726/85ba1952-b924-11e3-9510-1cad2891b601.png)

Make "watch" go to the root topic page:
![image](https://cloud.githubusercontent.com/assets/4072455/2573730/8e6ce4d0-b924-11e3-8add-c2fb0009baf8.png)

This doesn't have to go in, but easier for me to implement and show screen shots :)  Took just a couple of minutes!