Add Route to Vehicle

This is debatable since every Campgians has routes
	but is done to support all cases.

Signed-off-by: HeshamTB <hishaminv@gmail.com>

src/Vehicle.java

@@ -1,6 +1,7 @@
 public abstract class Vehicle {
 
     private double vehicleSize;
+    private Route route;
 
     public Vehicle(double vehicleSize){
         setVehicleSize(vehicleSize);
@@ -9,6 +10,14 @@ public abstract class Vehicle {
         return vehicleSize;
     }
 
+    public Route getRoute() {
+        return route;
+    }
+
+    public void setRoute(Route route) {
+        this.route = route;
+    }
+
     private void setVehicleSize(double vehicleSize) {
         if (vehicleSize <= 0) throw new IllegalArgumentException("Vehicle can not be negative in length!");
         else this.vehicleSize = vehicleSize;