Fix the test chooser to not instantiate the class if it's just

going to call it's static main method anyway.  Also, call the static
main method on the class instead of an instantiated object.

jme3-examples/src/main/java/jme3test/TestChooser.java

@@ -260,8 +260,8 @@ public class TestChooser extends JDialog {
                     for (int i = 0; i < appClass.length; i++) {
                 	    Class<?> clazz = (Class)appClass[i];
                 		try {
-                			Object app = clazz.newInstance();
-                			if (app instanceof Application) {
+                			if (Application.class.isAssignableFrom(clazz)) {
+                    			Object app = clazz.newInstance();
                 			    if (app instanceof SimpleApplication) {
                 			        final Method settingMethod = clazz.getMethod("setShowSettings", boolean.class);
                 			        settingMethod.invoke(app, showSetting);
@@ -283,7 +283,7 @@ public class TestChooser extends JDialog {
                 			    }
                 			} else {
                                 final Method mainMethod = clazz.getMethod("main", (new String[0]).getClass());
-                                mainMethod.invoke(app, new Object[]{new String[0]});
+                                mainMethod.invoke(clazz, new Object[]{new String[0]});
                 			}
                 			// wait for destroy
                 			System.gc();