It's been there from day one :) You'll just have to overrun a trailing point set against you and then reverse, and the front of the train will go to the other track.
This Game Has switches?
Switch (Am.) = Point (Br.) :)
So when you come to a turnout to join another track but the switch is set to the other track, you can use this to split your train onto two tracks.
I dont Remeber Switches AKA Trailing Points