Civicissues

#### Description
This pull request gets rid of the old out of date stats mentioned in #354 on the front page and replaces them with fresh open issues from Code for America projects. This is a chance for visitors to our site to Code for America right now! The issues shown are controlled by the [Civic Tech Issue Finder](http://www.codeforamerica.org/geeks/civicissues).

#### Screenshots
Replaces this 
![screen shot 2014-08-22 at 2 53 10 pm](https://cloud.githubusercontent.com/assets/595778/4018022/e4338782-2a46-11e4-8f6c-aac796dfdf19.png)

with the new new
![screen shot 2014-08-22 at 2 55 41 pm](https://cloud.githubusercontent.com/assets/595778/4018031/172b87f2-2a47-11e4-8473-f924548d4ea5.png)