Started adding functionality to calculate yacht velocity from the wind speed and direction using polar tables. Also began writing tests to cover this functionality, as it can't currently be tested within the game itself.

#story[986]

src/main/java/seng302/gameServer/GameState.java

@@ -1,11 +1,9 @@
 package seng302.gameServer;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 import seng302.models.Player;
-
-import java.util.ArrayList;
 import seng302.models.Yacht;
 
 /**
@@ -65,6 +63,14 @@ public class GameState {
         GameState.currentStage = currentStage;
     }
 
+    public static Double getWindDirection() {
+        return windDirection;
+    }
+
+    public static Double getWindSpeed() {
+        return windSpeed;
+    }
+
 
     public static void update() {
         Long timeInterval = System.currentTimeMillis() - previousUpdateTime;