Added boats.xml schema.

RaceServer now creates an XMLMessage when the race's BoatDataSource changes.
#story[1188]

racevisionGame/src/main/java/mock/model/RaceServer.java

@@ -78,8 +78,8 @@ public class RaceServer {
      */
     private void updateXMLFiles() {
         updateRaceXMLFile();
-        //updateBoatXMLFile();
-        //updateRegattaXMLFile();
+        updateBoatXMLFile();
+        updateRegattaXMLFile();
     }
 
     /**
@@ -105,7 +105,19 @@ public class RaceServer {
      * Checks if the boat data source has changed, and if it has, updates LatestMessages' boat xml message.
      */
     private void updateBoatXMLFile() {
+        if (boatXMLSeqNumber != race.getBoatDataSource().getSequenceNumber()) {
 
+            boatXMLSeqNumber = race.getBoatDataSource().getSequenceNumber();
+            try {
+                String boatXMLString = BoatDataSourceToXML.toString(race.getBoatDataSource());
+                XMLMessage message = createXMLMessage(boatXMLString, XMLMessageType.BOAT);
+                latestMessages.setXMLMessage(message);
+
+            } catch (JAXBException e) {
+                Logger.getGlobal().log(Level.WARNING, "Could not serialise: " + race.getBoatDataSource(), e);
+            }
+
+        }
     }
 
     /**