Fix TestMusicStreaming crash due to sound being positional and stereo

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10820 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/test/jme3test/audio/TestMusicStreaming.java

@@ -47,6 +47,8 @@ public class TestMusicStreaming extends SimpleApplication {
     public void simpleInitApp(){
         assetManager.registerLocator("http://www.vorbis.com/music/", UrlLocator.class);
         AudioNode audioSource = new AudioNode(assetManager, "Lumme-Badloop.ogg", true);
+        audioSource.setPositional(false);
+        audioSource.setReverbEnabled(false);
         audioSource.play();
     }