Update ICU to 58.1

source/data/translit/lt_Title.txt

Index: source/data/translit/lt_Title.txt
diff --git a/source/data/translit/lt_Title.txt b/source/data/translit/lt_Title.txt
old mode 100755
new mode 100644
index 050edc91ff8b338283a56cbc888484c77a11a97d..018ba4d5f0f7900b5240ffe55a60b4f2b27cd94f
--- a/source/data/translit/lt_Title.txt
+++ b/source/data/translit/lt_Title.txt
@@ -1,12 +1,11 @@
-# ***************************************************************************
-# *
-# *  Copyright (C) 2004-2015, International Business Machines
-# *  Corporation; Unicode, Inc.; and others.  All Rights Reserved.
-# *
-# ***************************************************************************
+# © 2016 and later: Unicode, Inc. and others.
+# License & terms of use: http://www.unicode.org/copyright.html#License
+#
 # File: lt_Title.txt
-# Generated from CLDR 
+# Generated from CLDR
 #
+
+# Make any string of letters after a cased letter be lower
 ::NFD();
 [:cased:] [:case-ignorable:]* {I } [^[:ccc=Not_Reordered:][:ccc=Above:]]* [:ccc=Above:] → i \u0307;
 [:cased:] [:case-ignorable:]* {J } [^[:ccc=Not_Reordered:][:ccc=Above:]]* [:ccc=Above:] → j \u0307;
@@ -15,6 +14,8 @@
 [:cased:] [:case-ignorable:]* {I \u0301 → i \u0307 \u0301;
 [:cased:] [:case-ignorable:]* {I \u0303 → i \u0307 \u0303;
 [:cased:] [:case-ignorable:]* { (.) → &Any-Lower($1) ;
+# Otherwise all lowercase go to upper (titlecase stay as is)
 [:Soft_Dotted:] [^[:ccc=Not_Reordered:][:ccc=Above:]]* { \u0307 → ;
 ([:Lowercase:]) → &Any-Upper($1) ;
 ::NFC();
+