Changepic issues

- On the iPhone, the first state of changepic widget unnecessarily takes up the full width

![screen shot 2014-03-03 at 18 11 21](https://f.cloud.github.com/assets/109850/2334744/f9e55048-a47b-11e3-8e10-114a9c0bd591.png)

- On the iPhone, when cropping the profile picture, the picture overflows the available space

![screen shot 2014-03-05 at 15 35 29](https://f.cloud.github.com/assets/109850/2334737/e9e52786-a47b-11e3-9915-71cfeaa051fe.png)

- On a Desktop device, the widget can be larger than the screen (when screen size is reduced to 400px)