Update runtime files
diff --git a/runtime/doc/gui.txt b/runtime/doc/gui.txt
index 41e20b1..3bb7fc9 100644
--- a/runtime/doc/gui.txt
+++ b/runtime/doc/gui.txt
@@ -1,4 +1,4 @@
-*gui.txt* For Vim version 8.2. Last change: 2019 Nov 16
+*gui.txt* For Vim version 8.2. Last change: 2020 Mar 16
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -855,6 +855,8 @@
* The menu was defined with "nore" to disallow remapping.
& The menu was defined with "<script>" to allow remapping script-local
mappings only.
+s The menu was defined with "<silent>" to avoid showing what it is
+ mapped to when triggered.
- The menu was disabled.
Note that hitting <Tab> while entering a menu name after a menu command may