Update ICU to 54.1 step 1

source/data/translit/Latin_NumericPinyin.txt

Index: source/data/translit/Latin_NumericPinyin.txt
diff --git a/source/data/translit/Latin_NumericPinyin.txt b/source/data/translit/Latin_NumericPinyin.txt
index 381e5aa21a5ec9c516fb2daa3f8c9dec2aa931db..db16514361283b69ab3d6ab8f7826f22c6dc5ec8 100644
--- a/source/data/translit/Latin_NumericPinyin.txt
+++ b/source/data/translit/Latin_NumericPinyin.txt
@@ -1,6 +1,6 @@
 # ***************************************************************************
 # *
-# *  Copyright (C) 2004-2013, International Business Machines
+# *  Copyright (C) 2004-2014, International Business Machines
 # *  Corporation; Unicode, Inc.; and others.  All Rights Reserved.
 # *
 # ***************************************************************************
@@ -12,7 +12,7 @@ $tone = [\u0304\u0301\u030C\u0300\u0306] ;
 e {($tone) r} → r &Pinyin-NumericPinyin($1);
 ($tone) ( [i o n u {o n} {n g}]) → $2 &Pinyin-NumericPinyin($1);
 ($tone) → &Pinyin-NumericPinyin($1);
-$vowel = [aAeEiIoOuUüÜ {u\u0308} {U\u0308} ];
+$vowel = [aAeEiIoOuU {u\u0308} {U\u0308} vV];
 $consonant = [[a-z A-Z] - [$vowel]];
 $digit = [1-5];
 $1 &NumericPinyin-Pinyin($3) $2 ← ([aAeE]) ($vowel* $consonant*) ($digit);