multiple order changes with notifiers and other method calls; added

copying of default music file to special directory;

desktop/src/zero1hd/rhythmbullet/desktop/audio/visualizer/PCMObtainer.java

@@ -63,6 +63,7 @@ public class PCMObtainer implements Observer, Disposable, PCMSystem {
 					PCM[sid] = chanVal;
 				}
 			}
+			System.out.println(PCM[0]);
 			PCM[sid] /= Short.MAX_VALUE + 1f;
 		}
 
@@ -140,7 +141,7 @@ public class PCMObtainer implements Observer, Disposable, PCMSystem {
 	@Override
 	public float[] getFrequencyBins() {
 		if (updated) {
-			synchronized (PCM) {
+			synchronized (this) {
 				fft.fft(PCM);
 				System.arraycopy(PCM, 1, frequencyBins, 0, frequencyBins.length);
 			}

desktop/src/zero1hd/rhythmbullet/desktop/screens/main/MusicSelectionPage.java

@@ -268,11 +268,7 @@ public class MusicSelectionPage extends Page implements Observer {
 	
 	@Override
 	public void update(Observable o, Object arg) {
-		if (o == mc && arg.equals(mc.states.LOADED)) {
-			if (selectables.getChecked().getFileHandle() != mc.getCurrentMusicFileHandle()) {
-				selectables.setChecked(mc.getCurrentlyPlayingIndex());
-			}
-		} else if (o == mmc) {
+		if (o == mmc) {
 			thread.start();
 		}
 	}