Maps icon shadow fix

There was a small glitch regarding the "localisation thingy"

Before:
![before](https://cloud.githubusercontent.com/assets/7050624/5419907/28969548-8250-11e4-9ce3-1c8967f4c998.png)

After:
![after](https://cloud.githubusercontent.com/assets/7050624/5419909/2e9e3d06-8250-11e4-8fa5-6940fe83bf13.png)