Event takes string and sets time of race

- RaceXmlReaders can handle strings now
- Not working with visualiser, gps coords may be worng

#story[881]

visualiser/src/main/java/seng302/Mock/StreamedBoat.java

@@ -29,18 +29,4 @@ public class StreamedBoat extends Boat {
         return sourceID;
     }
 
-    /**
-     * Calculates the azimuth of the travel via heading of the boat
-     *
-     * @return the direction that the boat is heading towards in degrees (-180 to 180).
-     */
-    public double calculateAzimuth() {
-        double azimuth;
-        if (heading <= 180) {
-            azimuth = heading;
-        } else {
-            azimuth = -heading + 180;
-        }
-        return azimuth;
-    }
 }

visualiser/src/main/java/seng302/Mock/StreamedCourse.java

@@ -33,6 +33,7 @@ public class StreamedCourse extends Observable implements RaceDataSource {
         this.boatXMLReader = boatXMLReader;
         if (streamedCourseXMLReader != null && boatXMLReader != null) {
             this.boatXMLReader.setParticipants(streamedCourseXMLReader.getParticipants());
+            System.out.println(streamedCourseXMLReader.getParticipants().size());
 
             boatXMLReader.read();
         }

visualiser/src/main/java/seng302/VisualiserInput.java

@@ -219,7 +219,6 @@ public class VisualiserInput implements Runnable {
 
             //If no heartbeat has been received in more the heartbeat period
             //then the connection will need to be restarted.
-            System.out.println("time since last heartbeat: " + timeSinceHeartbeat());//TEMP REMOVE
             long heartBeatPeriod = 10 * 1000;
             if (timeSinceHeartbeat() > heartBeatPeriod) {
                 System.out.println("Connection has stopped, trying to reconnect.");
@@ -369,6 +368,8 @@ public class VisualiserInput implements Runnable {
                  BoatLocation boatLocation = (BoatLocation) message;
 
                  //System.out.println("Boat Location!");
+                 //System.out.println(boatLocation.getSourceID());
+
                  if (this.boatLocationMap.containsKey(boatLocation.getSourceID())) {
                      //If our boatlocation map already contains a boat location message for this boat, check that the new message is actually for a later timestamp (i.e., newer).
                      if (boatLocation.getTime() > this.boatLocationMap.get(boatLocation.getSourceID()).getTime()){