Update ICU to 58.1

source/data/translit/ky_ky_Latn_BGN.txt

Index: source/data/translit/ky_ky_Latn_BGN.txt
diff --git a/source/data/translit/Kirghiz_Latin_BGN.txt b/source/data/translit/ky_ky_Latn_BGN.txt
similarity index 56%
rename from source/data/translit/Kirghiz_Latin_BGN.txt
rename to source/data/translit/ky_ky_Latn_BGN.txt
index 6ea9a4085b3b9c721f4d81621d8f7022492b835f..0f14c66466ef3e9a067a44c2385260755c3c874b 100644
--- a/source/data/translit/Kirghiz_Latin_BGN.txt
+++ b/source/data/translit/ky_ky_Latn_BGN.txt
@@ -1,14 +1,41 @@
-# ***************************************************************************
-# *
-# *  Copyright (C) 2004-2015, International Business Machines
-# *  Corporation; Unicode, Inc.; and others.  All Rights Reserved.
-# *
-# ***************************************************************************
-# File: Kirghiz_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: ky_ky_Latn_BGN.txt
+# Generated from CLDR
+#
+
+#
+########################################################################
+# BGN/PCGN 1979 System
+#
+# The BGN/PCGN system for Kirghiz Cyrillic was designed for use in
+# romanizing names written in the Kirghiz Cyrillic alphabet.
+# The Kirghiz Cyrillic alphabet contains three letters not present
+# in the Russian alphabet: Ңң, Өө, and Үү.
+#
+# The Kirghiz Cyrillic Alphabet as defined by the BGN (Page 55):
+#
+#   АБВГДЕЁЖЗИЙКЛМНҢОӨПРСТУҮФХЦЧШЩЪЫЬЭЮЯ
+#   абвгдеёжзийклмнңоөпрстуүфхцчшщъыьэюя
+#
+# Originally prepared by Michael Everson <everson@evertype.com>
+########################################################################
+#
+# MINIMAL FILTER: KirghizCyrl-Latin
 #
 :: [АБВГДЕЁЖЗИЙКЛМНҢОӨПРСТУҮФХЦЧШЩЪЫЬЭЮЯабвгдеёжзийклмнңоөпрстуүфхцчшщъыьэюя] ;
 :: NFD (NFC) ;
+#
+#
+########################################################################
+#
+########################################################################
+#
+# Define All Transformation Variables
+#
+########################################################################
+#
 $prime  = ʹ ;
 $doublePrime = ʺ ;
 $upperConsonants = [БВГДЖЗЙКЛМНҢПРСТФХЦЧШЩЪЬ] ;
@@ -18,7 +45,22 @@ $upperVowels = [АЕЁИОӨУҮЫЭЮЯ] ;
 $lowerVowels = [аеёиоөуүыэюя] ;
 $vowels = [$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
@@ -48,11 +90,31 @@ $wordBoundary =  [^[:L:][:M:][:N:]] ;
 л → l ; # CYRILLIC SMALL LETTER EL
 М → M ; # CYRILLIC CAPITAL LETTER EM
 м → m ; # CYRILLIC SMALL LETTER EM
+#
+#
+########################################################################
+#
+# BGN Page 56 Rule 1
+#
+# The character sequence нг may be romanized n·g in order to differentiate
+# that romanizations from the digraph ng, which is used to render the
+# character ң.
+#
+########################################################################
+#
 НГ → N·G ; # CYRILLIC CAPITAL LETTER EN
 Нг → N·g ; # CYRILLIC CAPITAL LETTER EN
 нг → n·g ; # CYRILLIC SMALL LETTER EN
 Н → N ; # CYRILLIC CAPITAL LETTER EN
 н → n ; # CYRILLIC SMALL LETTER EN
+#
+#
+########################################################################
+#
+# End Rule 1
+#
+########################################################################
+#
 Ң} $lower → Ng ; # CYRILLIC CAPITAL LETTER EN WITH DESCENDER
 Ң → NG ; # CYRILLIC CAPITAL LETTER EN WITH DESCENDER
 ң → ng ; # CYRILLIC SMALL LETTER EN WITH DESCENDER
@@ -83,6 +145,16 @@ $wordBoundary =  [^[:L:][:M:][:N:]] ;
 Ч} $lower → Ch ; # CYRILLIC CAPITAL LETTER CHE
 Ч → CH ; # CYRILLIC CAPITAL LETTER CHE
 ч → ch ; # CYRILLIC SMALL LETTER CHE
+#
+#
+########################################################################
+#
+# Implied rule from BGN Russian-Latin transliteration (Page 94 Note 3.6).
+#
+# шч becomes sh·ch
+#
+########################################################################
+#
 ШЧ → SH·CH ; # CYRILLIC CAPITAL LETTER SHA
 Шч → Sh·ch ; # CYRILLIC CAPITAL LETTER SHA
 шч → sh·ch ; # CYRILLIC SMALL LETTER SHA
@@ -92,10 +164,43 @@ $wordBoundary =  [^[:L:][:M:][:N:]] ;
 Щ} $lower → Shch ; # CYRILLIC CAPITAL LETTER SHCHA
 Щ → SHCH ; # CYRILLIC CAPITAL LETTER SHCHA
 щ → shch ; # CYRILLIC SMALL LETTER SHCHA
+#
+#
+########################################################################
+#
+# End Rule 3.6
+#
+########################################################################
+#
 Ъ → $doublePrime ; # CYRILLIC CAPITAL LETTER HARD SIGN
 ъ → $doublePrime ; # CYRILLIC SMALL LETTER HARD SIGN
+#
+#
+########################################################################
+#
+# BGN Page 56 Note 2
+#
+# The character Ыы may be romanized Ɨɨ instead of Yy, if so desired.
+#
+########################################################################
+#
 Ы → Y ; # CYRILLIC CAPITAL LETTER YERU
 ы → y ; # CYRILLIC SMALL LETTER YERU
+#
+#
+# Alternative rule to implement the option described here. To apply
+# uncomment the following by removing the '#' mark at the start of the
+# line and insert before the two rule lines above.
+#
+#Ы → Ɨ ; # CYRILLIC CAPITAL LETTER YERU
+#ы → ɨ ; # CYRILLIC SMALL LETTER YERU
+#
+########################################################################
+#
+# End BGN Page 56 Note 2
+#
+########################################################################
+#
 Ь → $prime ; # CYRILLIC CAPITAL LETTER SOFT SIGN
 ь → $prime ; # CYRILLIC SMALL LETTER SOFT SIGN
 Э → E ; # CYRILLIC CAPITAL LETTER E
@@ -106,3 +211,7 @@ $wordBoundary =  [^[:L:][:M:][:N:]] ;
 Я} $lower → Ya ; # CYRILLIC CAPITAL LETTER YA
 Я → YA ; # CYRILLIC CAPITAL LETTER YA
 я → ya ; # CYRILLIC SMALL LETTER YA
+#
+#
+########################################################################
+