Update ICU to 58.1

source/config/mh-cygwin-msvc

Index: source/config/mh-cygwin-msvc
diff --git a/source/config/mh-cygwin-msvc b/source/config/mh-cygwin-msvc
index af86dd329a429b38c4ed4efbefa7885e46622d66..01003acfd926c595326f08be1d45cdeef9c088f0 100644
--- a/source/config/mh-cygwin-msvc
+++ b/source/config/mh-cygwin-msvc
@@ -1,4 +1,6 @@
 ## Cygwin with Microsoft Visual C++ compiler specific setup
+## Copyright (C) 2016 and later: Unicode, Inc. and others.
+## License & terms of use: http://www.unicode.org/copyright.html
 ## Copyright (c) 2001-2013, International Business Machines Corporation and
 ## others. All Rights Reserved.
 
@@ -118,7 +120,6 @@ LDFLAGSICUDT+=	-base:"0x4ad00000" -NOENTRY# The NOENTRY option is required for c
 LDFLAGSICUUC=	-base:"0x4a800000"# in-uc = 1MB
 LDFLAGSICUI18N=	-base:"0x4a900000"# io-in = 2MB
 LDFLAGSICUIO=	-base:"0x4ab00000"# le-io = 1MB
-LDFLAGSICULE=	-base:"0x4ac00000"# lx-le = 512KB
 LDFLAGSICULX=	-base:"0x4ac80000"
 LDFLAGSCTESTFW=# Unused for now.
 LDFLAGSICUTOOLUTIL=	-base:"0x4ac00000"# Same as layout. Layout and tools probably won't mix.