Suggestions user blocks does not have float: left

Suggestions block displays one user per row, because their wrapper has `float` set to `none`.
![FireShot Screen Capture 102 - Social Network Activity page - dev_phpbb3hacks_com_socialnetwork_activitypage_php](https://f.cloud.github.com/assets/182498/36656/95173e68-535c-11e2-9d17-ba48df3ab68f.png)


http://phpbbsocialnetwork.com/viewtopic.php?p=20577#p20577