Landing page

* restrict landing page to show only 3 entries

![screen shot 2013-09-05 at 9 39 20 am](https://f.cloud.github.com/assets/331004/1088329/9b5edfdc-1630-11e3-832c-eaa4506b6548.png)

* remove marketing copy from community

![screen shot 2013-09-05 at 9 39 55 am](https://f.cloud.github.com/assets/331004/1088334/ae018f90-1630-11e3-82a0-26069657d155.png)

* make it so checkbox is now visible

![screen shot 2013-09-05 at 9 40 32 am](https://f.cloud.github.com/assets/331004/1088344/c56f3736-1630-11e3-9b3b-aab7e8c585ec.png)