Sets the image picker navbar to blue.

Fixes #1019 
Also makes sure the status bar color doesn't stay black if the popover is dismissed by a tap. 

After:
![ios simulator screen shot jan 7 2014 10 03 18 am](https://f.cloud.github.com/assets/1435271/1860555/4b9ebdd2-77b5-11e3-9642-c65c892fa2fc.png)