Bring over Downloads and Installfest content

Pretty much the same exact content plus some cleaning up. I've moved the original Installfest material into a different folder for now.

![docs - docs 2014-09-05 17-32-41 2014-09-05 17-33-40](https://cloud.githubusercontent.com/assets/602470/4172082/4d4ce42c-3544-11e4-8a8f-0bab91be05f6.jpg)

![downloads - downloads 2014-09-05 17-33-53 2014-09-05 17-34-16](https://cloud.githubusercontent.com/assets/602470/4172094/62f86f1c-3544-11e4-9dfd-586d21e2ea88.jpg)

![installfest - installfest 2014-09-05 17-30-31 2014-09-05 17-32-09](https://cloud.githubusercontent.com/assets/602470/4172071/16dcb958-3544-11e4-99e1-8e379a2772b9.jpg)