Now calling block.super in timeline/edit.html template.
Now calling block.super in timeline/edit.html template.

Patch by: Sverre Rabbelier
Reviewed by: to-be-reviewed

MatthewWilkes/mw4068-packaging,MatthewWilkes/mw4068-packaging,MatthewWilkes/mw4068-packaging,MatthewWilkes/mw4068-packaging