Update ICU to 58.1

source/data/translit/sr_sr_Latn_BGN.txt

Index: source/data/translit/sr_sr_Latn_BGN.txt
diff --git a/source/data/translit/Serbian_Latin_BGN.txt b/source/data/translit/sr_sr_Latn_BGN.txt
similarity index 67%
rename from source/data/translit/Serbian_Latin_BGN.txt
rename to source/data/translit/sr_sr_Latn_BGN.txt
index 29d3ab34d1371597663d0dddb69000e5f4fa357d..6389f8564b7788c48d274ba879f43518dc4d1756 100644
--- a/source/data/translit/Serbian_Latin_BGN.txt
+++ b/source/data/translit/sr_sr_Latn_BGN.txt
@@ -1,14 +1,38 @@
-# ***************************************************************************
-# *
-# *  Copyright (C) 2004-2015, International Business Machines
-# *  Corporation; Unicode, Inc.; and others.  All Rights Reserved.
-# *
-# ***************************************************************************
-# File: Serbian_Latin_BGN.txt
-# Generated from CLDR 
+# © 2016 and later: Unicode, Inc. and others.
+# License & terms of use: http://www.unicode.org/copyright.html#License
+#
+# File: sr_sr_Latn_BGN.txt
+# Generated from CLDR
+#
+
+#
+########################################################################
+# BGN/PCGN Agreemente
+#
+# Serbian is transliterated as Croatian.
+#
+# The Serbian Alphabet as defined by the BGN (Page 95):
+#
+#   АБВГДЂЕЖЗИЈКЛЉМНЊОПРСТЋУФХЦЧЏШ
+#   абвгдђежзијклљмнњопрстћуфхцчџш
+#
+# Originally prepared by Michael Everson <everson@evertype.com>
+########################################################################
+#
+# MINIMAL FILTER: Serbian-Latin
 #
 :: [АБВГДЂЕЖЗИЈКЛЉМНЊОПРСТЋУФХЦЧЏШабвгдђежзијклљмнњопрстћуфхцчџш] ;
 :: NFD (NFC) ;
+#
+#
+########################################################################
+#
+########################################################################
+#
+# Define All Transformation Variables
+#
+########################################################################
+#
 $upperConsonants = [БВГДЂЖЗЈКЛЉМНЊПРСТЋФХЦЧЏШ] ;
 $lowerConsonants = [бвгдђжзјклљмнњпрстћфхцчџш] ;
 $consonants = [$upperConsonants $lowerConsonants] ;
@@ -16,7 +40,22 @@ $upperVowels = [АЕИОУ] ;
 $lowerVowels = [аеиоу] ;
 $vowels = [$upperVowels $lowerVowels] ;
 $lower = [$lowerConsonants $lowerVowels] ;
+#
+#
+# Use this $wordBoundary until bug 2034 is fixed in ICU:
+# http://bugs.icu-project.org/cgi-bin/icu-bugs/transliterate?id=2034;expression=boundary;user=guest
+#
 $wordBoundary =  [^[:L:][:M:][:N:]] ;
+#
+#
+########################################################################
+#
+########################################################################
+#
+# Start of Alphabetic Transformations
+#
+########################################################################
+#
 А → A ; # CYRILLIC CAPITAL LETTER A
 а → a ; # CYRILLIC SMALL LETTER A
 Б → B ; # CYRILLIC CAPITAL LETTER BE
@@ -80,3 +119,7 @@ $wordBoundary =  [^[:L:][:M:][:N:]] ;
 џ → dž ; # CYRILLIC SMALL LETTER SHA
 Ш → Š ; # CYRILLIC CAPITAL LETTER SHA
 ш → š ; # CYRILLIC SMALL LETTER SHA
+#
+#
+########################################################################
+