Bootstrap'd the UI

Applied Bootstrap based on @ryantomlinson's work so it's easier to skim the list of tasks

(if accepted - this needs to be merged after #12 is merged - I've messed up the history)

Preview:
![capture](https://cloud.githubusercontent.com/assets/666005/4678629/8bf7660a-55f8-11e4-8130-744fc4df17aa.PNG)