Update ICU to 58.1

source/data/translit/az_Cyrl_az_BGN.txt

Index: source/data/translit/az_Cyrl_az_BGN.txt
diff --git a/source/data/translit/Azerbaijani_Latin_BGN.txt b/source/data/translit/az_Cyrl_az_BGN.txt
similarity index 52%
rename from source/data/translit/Azerbaijani_Latin_BGN.txt
rename to source/data/translit/az_Cyrl_az_BGN.txt
index 500fdc13a0729cd7069513a098b8b9d4c17c3d83..8b5be34576f2cc9b4a8d594122ee813c19c9cccc 100644
--- a/source/data/translit/Azerbaijani_Latin_BGN.txt
+++ b/source/data/translit/az_Cyrl_az_BGN.txt
@@ -1,14 +1,43 @@
-# ***************************************************************************
-# *
-# *  Copyright (C) 2004-2015, International Business Machines
-# *  Corporation; Unicode, Inc.; and others.  All Rights Reserved.
-# *
-# ***************************************************************************
-# File: Azerbaijani_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: az_Cyrl_az_BGN.txt
+# Generated from CLDR
+#
+
+#
+########################################################################
+# BGN/PCGN 1993 Agreement
+#
+# Azerbaijani is the official language of Azerbaijan. In 1991, the
+# Azerbaijani government adopted a Roman alphabet to replace the
+# existing Cyrillic alphabet. The Azerbaijani Cyrillic alphabet
+# contains nine letters not present in the Russian alphabet:
+# Ғғ, Әә, Јј, Ҝҝ, Өө, Үү, Һһ, Ҹҹ, and ’. Four obsolete letters
+# Йй, Ээ, Юю and Яя are also given.
+#
+# The Azerbaijani Alphabet as defined by the BGN (Page 13):
+#
+#   АБВГҒДЕӘЖЗИЫЈКҜЛМНОӨПРСТУҮФХҺЧҸШЙЭЮЯ
+#   абвгғдеәжзиыјкҝлмноөпрстуүфхһчҹш’йэюя
+#
+# Originally prepared by Michael Everson <everson@evertype.com>
+########################################################################
+#
+# MINIMAL FILTER: AzerbaijaniCyrl-Latin
 #
 :: [АБВГҒДЕӘЖЗИЫКҜЛМНОӨПРСТУҮФХҺЧҸШЙЭЮЯабвгғдеәжзиыкҝлмноөпрстуүфхһчҹш’йэюя] ;
 :: NFD (NFC) ;
+#
+#
+########################################################################
+#
+########################################################################
+#
+# Define All Transformation Variables
+#
+########################################################################
+#
 $prime  = ’ ;
 $wordBoundary =  [^[:L:][:M:][:N:]] ;
 $upperConsonants = [БВГҒДЖЗЈКҜЛМНПРСТФХҺЧҸШЙ] ;
@@ -18,6 +47,20 @@ $upperVowels = [АЕӘИЫОӨУҮЭЮЯ] ;
 $lowerVowels = [аеәиыоөуүэюя] ;
 $vowels = [$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
+#
+#
+#
+########################################################################
+#
+########################################################################
+#
+# Start of Alphabetic Transformations
+#
+########################################################################
 А → A ; # CYRILLIC CAPITAL LETTER A
 а → a ; # CYRILLIC SMALL LETTER A
 Б → B ; # CYRILLIC CAPITAL LETTER BE
@@ -32,8 +75,33 @@ $lower = [$lowerConsonants $lowerVowels] ;
 д → d ; # CYRILLIC SMALL LETTER DE
 Е → E ; # CYRILLIC CAPITAL LETTER DE
 е → e ; # CYRILLIC SMALL LETTER DE
+#
+########################################################################
+#
+# BGN Page 14 Note 1
+#
+# The special letter Ə ə, known as schwa, should be reproduced in that
+# form whenever encountered. In those instances when it cannot be
+# reproduced, however, the letter Ä ä may be substituted for it.
+#
+########################################################################
+#
 Ә → Ə; # CYRILLIC CAPITAL LETTER SCHWA
 ә → ə; # CYRILLIC SMALL LETTER SCHWA
+#
+#
+# Alternative rule when schwa is not available. To apply uncomment the
+# following by removing the '#' mark at the start of the line and insert
+# before the two rule lines above.
+#
+# Ә → Ä; # CYRILLIC CAPITAL LETTER SCHWA
+# ә → ä; # CYRILLIC SMALL LETTER SCHWA
+#
+########################################################################
+#
+# End BGN Page 14 Note 1
+#
+########################################################################
 Ж → J ; # CYRILLIC CAPITAL LETTER ZHE
 ж → j ; # CYRILLIC SMALL LETTER ZHE
 З → Z ; # CYRILLIC CAPITAL LETTER ZE
@@ -82,6 +150,25 @@ $lower = [$lowerConsonants $lowerVowels] ;
 ҹ → c ; # CYRILLIC SMALL LETTER CHE WITH VERTICAL STROKE
 Ш → Ş ; # CYRILLIC CAPITAL LETTER SHA
 ш → ş ; # CYRILLIC SMALL LETTER SHA
+#
+########################################################################
+#
+# BGN Page 13 Rule 33, maps the symbol onto itself and
+# is ignored here for computational efficiency.
+#
+# $prime → $prime ; # RIGHT SINGLE QUOTATION MARK
+#
+########################################################################
+#
+########################################################################
+#
+# BGN Page 14 Note 2:
+#
+# The obsolete characters й, э, ю, and я should be romanized ẏ, ė,
+# yu\u0307, and yȧ.
+#
+########################################################################
+#
 Й → Ẏ ; # CYRILLIC CAPITAL LETTER HARD SIGN
 й → ẏ ; # CYRILLIC SMALL LETTER HARD SIGN
 Э → Ė ; # CYRILLIC CAPITAL LETTER SOFT SIGN
@@ -92,3 +179,11 @@ $lower = [$lowerConsonants $lowerVowels] ;
 Я} $lower → Yȧ ; # CYRILLIC CAPITAL LETTER YA
 Я → YȦ ; # CYRILLIC CAPITAL LETTER YA
 я → yȧ ; # CYRILLIC SMALL LETTER YA
+#
+#
+########################################################################
+#
+# End BGN Page 14 Note 2.
+#
+########################################################################
+