Reportback File tweaks

* Don't display "count" on the Review form when viewing a single Reportback 

* Display total number of files uploaded in Reportback File

![screen shot 2014-12-19 at 4 52 58 pm](https://cloud.githubusercontent.com/assets/1236811/5511728/8a236c56-879f-11e4-84e3-8b9d1ae3e80c.png)