Removes the "change your avatar" heading that appears when viewing another user's or group's profile information

Removed the "change your avatar" heading that appears when a user views another user's or group's profile information (as it does not make sense in the context). 

![ss](https://f.cloud.github.com/assets/3587125/564679/4ae9ea6a-c590-11e2-86c4-19a741d53a9a.png)