- make AppSettings final

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7999 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/system/AppSettings.java

@@ -51,7 +51,7 @@ import java.util.prefs.Preferences;
  * 
  * @author Kirill Vainer
  */
-public class AppSettings extends HashMap<String, Object> {
+public final class AppSettings extends HashMap<String, Object> {
 
     private static final AppSettings defaults = new AppSettings(false);