Added StartSound and StartSound2 show characterId/class in the tag tree

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/StartSound2Tag.java

@@ -79,4 +79,9 @@ public class StartSound2Tag extends Tag {
         sos.writeString(soundClassName);
         sos.writeSOUNDINFO(soundInfo);
     }
+    
+    @Override
+    public String toString() {
+        return super.toString() + " (" + soundClassName + ")";
+    }
 }

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/StartSoundTag.java

@@ -92,4 +92,9 @@ public class StartSoundTag extends Tag implements CharacterIdTag {
     public void setCharacterId(int characterId) {
         soundId = characterId;
     }
+    
+    @Override
+    public String toString() {
+        return super.toString() + " (" + soundId + ")";
+    }
 }