Unable to add/edit when assigned staff status

Please note that when a user is is assigned staff status permissions, he/she unable to edit/add any content on the CMS, every user needs to be assigned "Superuser status" to edit/add content.
![screen shot 2014-10-22 at 3 08 04 pm](https://cloud.githubusercontent.com/assets/8982805/4736455/83060acc-59ec-11e4-9ca8-74c32114c115.png)