Code structure cleanup.

Assets/Cryville/Crtr/Event/TrackHandler.cs

@@ -0,0 +1,14 @@
+namespace Cryville.Crtr.Event {
+	public class TrackHandler : TransformHandler {
+		protected override TransformHandler Parent { get { return _gh; } }
+		readonly GroupHandler _gh;
+		readonly Chart.Track _track;
+
+		public TrackHandler(Chart.Track ev, GroupHandler gh) : base() {
+			_track = ev;
+			_gh = gh;
+		}
+		
+		public override string TypeName { get { return "track"; } }
+	}
+}