Changed the settings dialog to "alwaysOnTop" so it doesn't get lost if you click elsewhere. (It doesn't appear in the task bar etc due to being a dialog not a frame).

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10013 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/desktop/com/jme3/app/SettingsDialog.java

@@ -130,6 +130,7 @@ public final class SettingsDialog extends JDialog {
 
 //        setModalityType(Dialog.ModalityType.APPLICATION_MODAL);
         setModal(true);
+        setAlwaysOnTop(true);
 
         AppSettings registrySettings = new AppSettings(true);