fixed formatting issue in catalog add/edit popup

before:
![screen shot 2014-11-10 at 1 37 42 pm](https://cloud.githubusercontent.com/assets/1287144/4981435/0a026a9a-6909-11e4-9a97-a0116aa33864.png)
after:
![screen shot 2014-11-10 at 1 37 17 pm](https://cloud.githubusercontent.com/assets/1287144/4981440/0f7b5806-6909-11e4-9c14-ed2bdc8e86b7.png)