A new clustering method -- addition.

src/eva2/server/go/individuals/AbstractEAIndividualComparator.java

@@ -1,5 +1,6 @@
 package eva2.server.go.individuals;
 
+import java.io.Serializable;
 import java.util.Comparator;
 
 /**
@@ -19,7 +20,7 @@ import java.util.Comparator;
  * @author mkron
  *
  */
-public class AbstractEAIndividualComparator implements Comparator<Object> {
+public class AbstractEAIndividualComparator implements Comparator<Object>, Serializable {
 
 	// flag whether a data field should be used.
 	String indyDataKey = null;

src/eva2/server/go/operators/cluster/ClusteringHierarchical.java

@@ -39,7 +39,7 @@ public class ClusteringHierarchical implements InterfaceClustering, Serializable
     private Vector<Integer>[]				children;
 //    private boolean[]                   	clustered;
 //    private boolean                     m_TestConvergingSpeciesOnBestOnly = true;
-	private boolean TRACE = true;
+	private boolean TRACE = false;
 
     public ClusteringHierarchical() {
 	}