[chronojump] Needed on lasts commits

[Xavier de Blas <xaviblas src gnome org>]

commit f328771c6a6a8cf17b60f9fc99e6ac47f29e95ae
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Mar 23 17:25:22 2021 +0100

    Needed on lasts commits

 src/exportFiles/exportFiles.cs | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/exportFiles/exportFiles.cs b/src/exportFiles/exportFiles.cs
index 6b0cb0f4..ceb1068d 100644
--- a/src/exportFiles/exportFiles.cs
+++ b/src/exportFiles/exportFiles.cs
@@ -19,6 +19,7 @@
  */
 
 using System.IO;               //for detect OS //TextWriter
+using System.Collections;              //ArrayList
 using System.Collections.Generic; //List<T>
 using System.Threading;
 using Mono.Unix;