рефакторинг дерева версий пакета. добавил категорию по совпадениям.

src/SapforTestingSystem/SapforTasksPackage/UI/GroupSummary.java

@@ -1,13 +1,15 @@
 package SapforTestingSystem.SapforTasksPackage.UI;
-public class GroupSummary extends TreeSummary {
-    @Override
-    public void refreshText() {
-    }
+public class GroupSummary extends SapforPackageTreeNode {
+    public String group_name = "";
     @Override
     public String getImageKey() {
         return "Group";
     }
-    public GroupSummary(String group_name) {
-        text = group_name;
+    public GroupSummary(String group_name_in) {
+        group_name = group_name_in;
+    }
+    @Override
+    public String toString() {
+        return group_name;
     }
 }