implosion: add "light" brushes to the lights inside the pillars on the lower level.
There were some light-entities inside the pillars on the lower levels, but no brushes indicated where the light comes from. Add them.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
There were some light-entities inside the pillars on the lower levels, but no brushes indicated where the light comes from. Add them.