Sunday event

Updated the color scheme to better match Code Montage's brand. Also updated the information on the splash page for a TwitterChat including FAQs on how a TwitterChat works.
![screen shot 2014-03-17 at 12 48 55 am](https://f.cloud.github.com/assets/5296036/2433436/7aa72bb8-ad8f-11e3-9188-78f7e0ddc0df.png)
![screen shot 2014-03-17 at 12 48 36 am](https://f.cloud.github.com/assets/5296036/2433437/7aa839ea-ad8f-11e3-8b57-3d6d858b5530.png)