Changes on topic display.

Signed-off-by: Antes <antes@simplemachines.org>
less mess :P thanks to @live627

Signed-off-by: Antes <antes@simplemachines.org>
! Display changes
! TopicClass removed
! topic-icons removed

Signed-off-by: Antes <antes@simplemachines.org>
Merge pull request #2248 from Antes/topic

Changes on display