Fix avatar position in mobile notification

Small fix
**Before**
![before](https://f.cloud.github.com/assets/930064/2314852/04fe2862-a31c-11e3-8d9a-3fba4f4b4e17.png)

**After**
![after](https://f.cloud.github.com/assets/930064/2314868/34e7998c-a31c-11e3-91f8-0be718c2a198.png)