Welcome Screen: Commented out code that was part of sun internal apis which has been removed

jme3-welcome-screen/src/com/jme3/gde/welcome/WelcomeScreenTopComponent.java

@@ -1,6 +1,33 @@
 /*
- * To change this template, choose Tools | Templates
- * and open the template in the editor.
+ *  Copyright (c) 2009-2019 jMonkeyEngine
+ *  All rights reserved.
+ * 
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ * 
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 
+ *  * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ *  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 package com.jme3.gde.welcome;
 
@@ -22,10 +49,8 @@ import org.openide.util.Exceptions;
 import org.openide.util.HelpCtx;
 import org.openide.util.NbBundle;
 import org.openide.windows.TopComponent;
-import org.openide.util.NbBundle.Messages;
 import org.openide.util.NbPreferences;
 import org.openide.windows.WindowManager;
-import sun.swing.SwingUtilities2;
 
 /**
  * The Window Component itself.
@@ -57,7 +82,8 @@ public final class WelcomeScreenTopComponent extends TopComponent implements Hyp
 
         jScrollPane2.setOpaque(false);
         jScrollPane2.getViewport().setOpaque(false);
-        jEditorPane1.putClientProperty(SwingUtilities2.AA_TEXT_PROPERTY_KEY, SwingUtilities2.AATextInfo.getAATextInfo(true));
+        // Not supported anymore, but maybe someone knows how to replace it (if necessary)
+        //jEditorPane1.putClientProperty(SwingUtilities2.AA_TEXT_PROPERTY_KEY, SwingUtilities2.AATextInfo.getAATextInfo(true));
         jEditorPane1.addHyperlinkListener(this);
     }