#675 Fix avatar bug
#578 Show in which topics users have posted

Other changes made in this commit:
- Enable disabled help page sections
- Update order of db_update
- Update language files
#578 I had old names in my mind, fix help
Update label styles
#682 Replace update link
#650 Redirect to "Edit forum" after creating new forum
Merge branch 'version3.2' into version3.3