Update ICU to 58.1

source/i18n/utf8collationiterator.h

Index: source/i18n/utf8collationiterator.h
diff --git a/source/i18n/utf8collationiterator.h b/source/i18n/utf8collationiterator.h
index 3ec348d9f2ed98f555e3c96e8449a08bbb65c58c..8deb5ea395b7afbc24e7767300c458bd8caf9f48 100644
--- a/source/i18n/utf8collationiterator.h
+++ b/source/i18n/utf8collationiterator.h
@@ -1,6 +1,8 @@
+// Copyright (C) 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
 /*
 *******************************************************************************
-* Copyright (C) 2012-2014, International Business Machines
+* Copyright (C) 2012-2016, International Business Machines
 * Corporation and others.  All Rights Reserved.
 *******************************************************************************
 * utf8collationiterator.h
@@ -19,6 +21,7 @@
 #include "cmemory.h"
 #include "collation.h"
 #include "collationdata.h"
+#include "collationiterator.h"
 #include "normalizer2impl.h"
 
 U_NAMESPACE_BEGIN