Fixed gate passing algorithm

boats now must pass through the correct way. This works for start in-race and finish gates
Refactored yacht algorithm code for better readability
Logging function added or seeing mark roundings occur

tags: #story[1124] #pair[hyi25, wmu16]

src/main/java/seng302/utilities/GeoUtility.java

@@ -193,7 +193,7 @@ public class GeoUtility {
      * @param point the point to be tested
      * @return true if the point is on the RHS of the line
      */
-    private static Boolean isClockwise(GeoPoint v1, GeoPoint v2, GeoPoint point) {
+    public static Boolean isClockwise(GeoPoint v1, GeoPoint v2, GeoPoint point) {
         return getBearingDiff(getBearing(v1, v2), getBearing(v1, point)) < 180;
     }