also rebuild examples menu after library import

Author: ffissore

app/src/processing/app/Base.java

@@ -963,6 +963,7 @@ public void actionPerformed(ActionEvent e) {
         Base.this.handleAddLibrary(editor);
         Base.this.onBoardOrPortChange();
         Base.this.rebuildImportMenu(Editor.importMenu, editor);
+        Base.this.rebuildExamplesMenu(Editor.examplesMenu);
       }
     });
     importMenu.add(addLibraryMenuItem);