Boats and map are now updated using the observer pattern.

#implement

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

@@ -68,7 +68,7 @@ public class GeoUtility {
 		double x = Math.cos(Math.toRadians(p1.getLat())) * Math.sin(Math.toRadians(p2.getLat()))
 			- Math.sin(Math.toRadians(p1.getLat())) * Math.cos(Math.toRadians(p2.getLat())) * Math.cos(dLon);
 
-		return Math.toDegrees(Math.atan2(y, x));
+		return Math.atan2(y, x);
 	}
 
 	/**

src/main/java/seng302/utilities/XMLParser.java

@@ -198,7 +198,7 @@ public class XMLParser {
                     new Limit(
                         XMLParser.getNodeAttributeInt(limitNode, "SeqID"),
                         XMLParser.getNodeAttributeDouble(limitNode, "Lat"),
-                        XMLParser.getNodeAttributeDouble(limitNode, "lon")
+                        XMLParser.getNodeAttributeDouble(limitNode, "Lon")
                     )
                 );
             }