Fixed link for feedback.

Quick fix for feedback links:
![screen shot 2014-10-24 at 17 43 40](https://cloud.githubusercontent.com/assets/2579465/4772919/03598a8a-5b9d-11e4-998a-6da8ee6d6a8e.png)

And footer.
![screen shot 2014-10-24 at 17 43 45](https://cloud.githubusercontent.com/assets/2579465/4772920/080b1e2c-5b9d-11e4-886e-2b687e80018c.png)