Menu fixes

Some small menu fixes (#146 among others).

View menu:
![view menu](https://f.cloud.github.com/assets/68303/1414987/6804a232-3ec8-11e3-966f-17d62678308d.png)

Pandora menu:
![pandora](https://f.cloud.github.com/assets/68303/1414988/7dbaab9e-3ec8-11e3-9d0c-0cce34370f53.png)

Not 100% sure about how "Like" shows up; disabling *and* checking may be too much.  Of course, in iTunes Radio, there aren't even *any* menu items for this. :-)