show auth user in form_data view

this makes it easy to tell whether a form was submitted with authentication
No auth:
![screen shot 2013-11-06 at 5 43 11 pm](https://f.cloud.github.com/assets/137212/1483582/2fcc34cc-46fa-11e3-8463-adb06a07ee51.png)

Yes auth:
![screen shot 2013-11-06 at 5 42 57 pm](https://f.cloud.github.com/assets/137212/1483583/333523d0-46fa-11e3-8ec4-53dad2c98687.png)