Date filter is still showing 2012

The date slider filter is still showing 2012 as the maximum year. This should probably be dynamic so that it changes with the current year.
![screenshot_5_5_13_12_38_pm](https://f.cloud.github.com/assets/3146164/463962/18e6a50e-b5b3-11e2-9c0d-a7e7d999947f.png)