Visual styling adjustments to profile area on Course Dashboard

Here is an image of what it currently looks like: 
![screenshot 2014-07-16 18 10 45](https://cloud.githubusercontent.com/assets/2023680/3606387/10053622-0d36-11e4-95b5-1d59ee88d4f9.png)

Here is an image of the proposed changes: 
![screenshot 2014-07-16 18 06 41](https://cloud.githubusercontent.com/assets/2023680/3606378/fa547db0-0d35-11e4-9c87-d9a07a693f6f.png)

@shnayder, @frrrances would you mind reviewing this? 
awesome.