Update to ICU 58rc step 1

source/samples/translit/unaccent.cpp

Index: source/samples/translit/unaccent.cpp
diff --git a/source/samples/translit/unaccent.cpp b/source/samples/translit/unaccent.cpp
index d3af7f35df7be17432c9e1d41bf3a428e4b0383a..ccdc33c019fee2a901cf27c00df88fbedb635e6b 100644
--- a/source/samples/translit/unaccent.cpp
+++ b/source/samples/translit/unaccent.cpp
@@ -1,8 +1,12 @@
-/********************************************************************
+/**********************************************************************
+ * Copyright (C) 2016 and later: Unicode, Inc. and others.
+ * License & terms of use: http://www.unicode.org/copyright.html#License
+ **********************************************************************
+ **********************************************************************
  * COPYRIGHT:
  * Copyright (c) 1999-2003, International Business Machines Corporation and
  * others. All Rights Reserved.
- ********************************************************************/
+ **********************************************************************/
 
 #include "unaccent.h"