[Patch] System Settings : Improve General/Advanced tabs visibility

[Jakob Petsovits]

On Wednesday, 19. March 2008, Nicolas Ternisien wrote:
>  Improvements are :
>  - Add icons (they will need to be drawed)
>  - Increase font size / bold use
>  - Increase tab size
>
>  Please consult the screenshots to see the before/after differences.

I like the bold fonts and enlarged tab, but the icons don't add *any* meaning 
to the tabs. Any reasoning why it's a good thing to have icons there?