Update a few runtime files.
diff --git a/runtime/doc/message.txt b/runtime/doc/message.txt
index 9e4937b..b49c653 100644
--- a/runtime/doc/message.txt
+++ b/runtime/doc/message.txt
@@ -1,4 +1,4 @@
-*message.txt*   For Vim version 8.2.  Last change: 2019 Oct 19
+*message.txt*   For Vim version 8.2.  Last change: 2020 Jan 01
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar