Mobile user reports

Add a way for an admin to globally see user reports from mobile devices. These are used in a similar fashion on an Android as the "Report an Issue" button is used on web.

This contains all of the (fairly) easy requests related to http://manage.dimagi.com/default.asp?54509

![screen shot 2013-05-20 at 6 31 46 pm](https://f.cloud.github.com/assets/152134/538943/0e531e92-c19d-11e2-81f6-efe45c8f3eaa.png)