fixed bug 1255 by adjusting race column comparison to "by name;" fixed lastN order

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/leaderboard/AbstractRaceColumnSelection.java

@@ -24,10 +24,13 @@ public abstract class AbstractRaceColumnSelection implements RaceColumnSelection
 
     @Override
     public Iterable<RaceColumnDTO> getSelectedRaceColumnsOrderedAsInLeaderboard(LeaderboardDTO leaderboard) {
-        Iterable<RaceColumnDTO> selectedColumns = getSelectedRaceColumns();
+        List<String> namesOfSelectedRaceColumns = new ArrayList<String>();
+        for (RaceColumnDTO selectedColumn : getSelectedRaceColumns()) {
+            namesOfSelectedRaceColumns.add(selectedColumn.name);
+        }
         List<RaceColumnDTO> result = new ArrayList<RaceColumnDTO>();
         for (RaceColumnDTO column : leaderboard.getRaceList()) {
-            if (Util.contains(selectedColumns, column)) {
+            if (Util.contains(namesOfSelectedRaceColumns, column.name)) {
                 result.add(column);
             }
         }

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/leaderboard/LastNRacesColumnSelection.java

@@ -102,7 +102,7 @@ public class LastNRacesColumnSelection extends AbstractRaceColumnSelection imple
         Comparator<RaceColumnDTO> comparator = new Comparator<RaceColumnDTO>() {
             @Override
             public int compare(RaceColumnDTO o1, RaceColumnDTO o2) {
-                return leaderboard.getRaceList().indexOf(o1) - leaderboard.getRaceList().indexOf(o2);
+                return leaderboard.getRaceList().indexOf(o2) - leaderboard.getRaceList().indexOf(o1);
             }
         };
         Collections.sort(columns, comparator);