396: Move-When-On Platform

=Description= A special platform that will move at any point when a specified number of 'passengers' (players + enemies) are standing on it.

=Settings=      1 Passenger 2 Passengers 3 Passengers 4 Passengers 5 Passengers 6 Passengers 7 Passengers 8 Passengers 9 Passengers 10 Passengers 11 Passengers 12 Passengers 13 Passengers 14 Passengers 15 Passengers 16 Passengers  Right Left Up      Down 