Update runtime files.
diff --git a/runtime/doc/map.txt b/runtime/doc/map.txt
index 79c46f7..78451a1 100644
--- a/runtime/doc/map.txt
+++ b/runtime/doc/map.txt
@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 8.2.  Last change: 2020 Apr 23
+*map.txt*       For Vim version 8.2.  Last change: 2020 Aug 01
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar