Request: add particles effects around receiving pad to indicate someone is about to teleport in.

Some players are scheming to bury receivers in a few places so they can teleport in to randomly surprise players. While I do think this can be a legitimate use, I'd like to have some (optional) indication to nearby players that a player is about to arrive via teleport (if they're not paying attention and get surprised, that's they're own fault). I think activating the particle effects around the center of the receiving pad at the same time they're activated around the teleporting player would be a good way to deal with this.