Update ICU to 58.1

source/data/translit/tlh_tlh_FONIPA.txt

Index: source/data/translit/tlh_tlh_FONIPA.txt
diff --git a/source/data/translit/tlh_tlh_FONIPA.txt b/source/data/translit/tlh_tlh_FONIPA.txt
old mode 100755
new mode 100644
index dacf0adc5a89f794a6a205ddad744e5e1fd9872e..8b63b6656010f47b5142fb7ca8f52dc745f60089
--- a/source/data/translit/tlh_tlh_FONIPA.txt
+++ b/source/data/translit/tlh_tlh_FONIPA.txt
@@ -1,17 +1,18 @@
-# ***************************************************************************
-# *
-# *  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: tlh_tlh_FONIPA.txt
-# Generated from CLDR 
+# Generated from CLDR
 #
 
+# Transformation from Klingon (tlh) to its IPA transcription (tlh_FONIPA).
+# http://en.wikipedia.org/wiki/Klingon_language#Phonology
+# http://www.kli.org/tlh/sounds.html
 ::NFC;
-
 tlh → t\u0361ɬ;
-
+# Dipthongs as per http://www.kli.org/tlh/sounds.html. For those that
+# exist in English, we following the American English pronunciation.
+# http://en.wikipedia.org/wiki/Diphthong#English
 aw → aʊ\u032F; # similar to English ‹cow›
 ew → ɛʊ\u032F; # does not exist in English
 Iw → ɪʊ\u032F; # des not exist English
@@ -20,11 +21,9 @@ ey → eɪ\u032F; # similar to English ‹may›
 Iy → ɪː; # KLI says like English ‹key›, which is not a diphthong
 oy → oɪ\u032F; # KLI says English ‹boy›, which would be [ɔɪ\u032F], but ‹o› is [o]
 uy → uɪ\u032F; # similar to English ‹gooey› but in on syllable
-
 ch → t\u0361ʃ;
 gh → ɣ;
 ng → ŋ;
-
 p → pʰ;
 t → tʰ;
 q → qʰ;
@@ -43,13 +42,11 @@ r → r;
 w → w;
 l → l;
 y → j;
-
 a → ɑ;
 e → ɛ;
 I → ɪ;
 o → o;
 u → u;
-
 \- → ;
-
 ::NFC;
+