Add Visual Cue to Builder's/Platformer's Last 3 Bricks

[SimonN]

Lix 0.10.6

The final 3 bricks of a builder/platformer play a sound. When you have several long builders queued in multiplayer, it's hard to guess which of your builders is running out of bricks.

Better: The final 3 bricks should also have a different graphic, e.g., these 3 comical insight/sound lines: https://www.lemmingsforums.net/index.php?topic=6204.msg98347#msg98347