Convert filter links into standard form buttons

With this change, the filter box links shows as follows:

![screen shot 2014-11-23 at 12 59 41 pm](https://cloud.githubusercontent.com/assets/1354889/5159208/bd17d136-7310-11e4-89e1-46d542397029.png)

Fixes #17834
+1 for fixing at one point.  However, I woudn't do it in scope of this pull request.