section name for imported libraries

kit/src/main/java/com/oracle/javafx/scenebuilder/kit/library/user/LibraryFolderWatcher.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2020, Gluon and/or its affiliates.
+ * Copyright (c) 2017, 2021, Gluon and/or its affiliates.
  * Copyright (c) 2012, 2014, Oracle and/or its affiliates.
  * All rights reserved. Use is subject to license terms.
  *
@@ -438,15 +438,22 @@ private Collection<LibraryItem> makeLibraryItems(JarReport jarOrFolderReport) th
                 if (!excludedItems.contains(canonicalName) && 
                     !artifactsFilter.contains(canonicalName)) {
                     final String name = e.getKlass().getSimpleName();
+                    final String sectionName = createSectionName(jarOrFolderReport); 
                     final String fxmlText = BuiltinLibrary.makeFxmlText(e.getKlass());
-                    result.add(new LibraryItem(name, UserLibrary.TAG_USER_DEFINED, fxmlText, iconURL, library));
+                    result.add(new LibraryItem(name, sectionName, fxmlText, iconURL, library));
                 }
             }
         }
 
         return result;
     }
-
+    private String createSectionName(JarReport jarReport) {
+        try {
+            return jarReport.getJar().toFile().getName().replace(".jar", "");
+        } catch (Exception e) {
+            return UserLibrary.TAG_USER_DEFINED;
+        }
+    }
 
     private URL[] makeURLArrayFromPaths(Collection<Path> paths) {
         final URL[] result = new URL[paths.size()];