Fix ungroup.

Normand Briere

2019-06-29 a69bb4474a3264a9a7a7f8b8d8154ea771f167c8

 timeflow/format/file/Export.java
..
..
@@ -6,5 +6,5 @@
6
6
 
7
7
 public interface Export {
8
8
 	public String getName();
9
-	public void export(TFModel model, BufferedWriter out) throws Exception;
9
+	public void export(TimeflowModel model, BufferedWriter out) throws Exception;
10
10
 }