Writing area

https://trello.com/c/NElTBCxh/54-as-a-user-i-want-a-nice-place-to-write-things

![selection_034](https://cloud.githubusercontent.com/assets/8248100/5289749/cf72cf74-7b0e-11e4-91dd-73e344803606.png)

This is a mock up of what the fully-functioning writing page will be. Since the aesthetic of this part of the app is very important, I wanted to make sure I liked what it looked like before I finished the feature. But to answer your question, there's going to be a word counter there in the next commit.