fix db-selection grid

Before:

![screen shot 2014-06-13 at 10 28 19 pm](https://cloud.githubusercontent.com/assets/1425304/3277329/9e1e3330-f36b-11e3-94a0-6256c413396e.png)

After:

![screen shot 2014-06-13 at 10 27 14 pm](https://cloud.githubusercontent.com/assets/1425304/3277325/74711d40-f36b-11e3-93e8-728a9df1c464.png)