implemented one-way tracks

src/main/java/de/srsoftware/web4rail/moving/Locomotive.java

@@ -5,4 +5,9 @@ public class Locomotive extends Car {
 	public Locomotive(String name) {
 		super(name);
 	}
+
+	public void setSpeed(int v) {
+		// TODO Auto-generated method stub
+		
+	}
 }