[#53420683] Updates the "export group member lists" page of the knowledge base.

![fullscreen_12_9_13__12_18_pm](https://f.cloud.github.com/assets/2251119/1707468/7606ceac-60fe-11e3-86d9-fd68aa5d0692.jpg)


![fullscreen_12_9_13__12_19_pm](https://f.cloud.github.com/assets/2251119/1707469/7612cea0-60fe-11e3-818e-9eca04958cdb.jpg)