Step release tag

Author: josephwright

README.md

@@ -199,6 +199,8 @@ Changes
 - v1.17 (2023-09-18)
   - Update data files to Unicode release 15.1.0
   - Adjust `load-unicode-xetex-classes.txt` for modified data file format
+- v1.18 (2025-01-07)
+  - Update data files to Unicode release 16.0.0
 
 License and permission
 ======================

load-unicode-data.tex

@@ -57,7 +57,7 @@
   \catcode`\^=7 %
   \newlinechar=`\^^J %
   \message{^^J}%
-  \message{load-unicode-data.tex v1.17 (2023-09-18)^^J}%
+  \message{load-unicode-data.tex v1.18 (2025-01-07)^^J}%
   \message{Reading Unicode data^^J}%
 % The first stage of parsing is dealing with the fact that there are lots of
 % data items separated by |;|. Of those, only a few are needed so they are

load-unicode-math-classes.tex

@@ -48,7 +48,7 @@
   \catcode`\^=7 %
   \newlinechar=`\^^J %
   \message{^^J}%
-  \message{load-unicode-math-classes.tex v1.17 (2023-09-18)^^J}%
+  \message{load-unicode-math-classes.tex v1.18 (2025-01-07)^^J}%
   \message{Reading math class data^^J}%
 % The parser for data lines starts by skipping any comments (which start with
 % a |#| and which will be category code~$12$).

load-unicode-xetex-classes.tex

@@ -64,7 +64,7 @@
   \catcode`\^=7 %
   \newlinechar=`\^^J %
   \message{^^J}%
-  \message{load-unicode-xetex-classes.tex v1.17 (2023-09-18)^^J}%
+  \message{load-unicode-xetex-classes.tex v1.18 (2025-01-07)^^J}%
   \message{Reading Unicode east Asian character class data^^J}%
 % A string version of |#| will be needed to look for comment lines in the
 % source. Once that is done proper parsing can begin.