Fixing a haddock link for <>

Before: 
![screen shot 2013-10-13 at 10 48 40 pm](https://f.cloud.github.com/assets/2814972/1322578/2c2fbaca-3438-11e3-8e88-cb7179b449d9.png)

After:
![screen shot 2013-10-13 at 10 49 03 pm](https://f.cloud.github.com/assets/2814972/1322579/31de7182-3438-11e3-988b-0fd69775841d.png)