Merged in null pointer issue.

racevisionGame/src/main/java/mock/xml/RaceXMLCreator.java

@@ -246,6 +246,12 @@ public class RaceXMLCreator {
         mark.setTargetLng(longScaled);
     }
 
+    /**
+     * Scales a boundary from the center(pivot)
+     * @param limit boundary point
+     * @param center pivot
+     * @param scale scale
+     */
     private static void scalePoint(XMLLimit limit, GPSCoordinate center, double scale){
         double latDiff = limit.getLat() - center.getLatitude();
         double longDiff = limit.getLon() - center.getLongitude();