+ added parking spot for supply robots. If the robot does not change its location for a few seconds then they walk outside and wait.
+ added closing time. New ships with customers do not spawn 2h before end of the day
~ changed default finish the day from Spacebar to Enter. Also added another alternative key binding just for finishing the day to Tab. (this is important for controller)
~ increased reachable area for walk-into-shop location. That is the first navigation point for customers in order to walk into a shop.