Runtime files update.
diff --git a/runtime/doc/message.txt b/runtime/doc/message.txt
index 1342265..4a7edca 100644
--- a/runtime/doc/message.txt
+++ b/runtime/doc/message.txt
@@ -1,4 +1,4 @@
-*message.txt* For Vim version 8.1. Last change: 2019 May 18
+*message.txt* For Vim version 8.1. Last change: 2019 Aug 23
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -479,6 +479,9 @@
try to solve the memory shortage. To stay on the safe side, exit Vim and
start again.
+If this happens while Vim is still initializing, editing files is very
+unlikely to work, therefore Vim will exit with value 123.
+
Buffers are only partly kept in memory, thus editing a very large file is
unlikely to cause an out-of-memory situation. Undo information is completely
in memory, you can reduce that with these options:
@@ -809,6 +812,8 @@
- Set 'cmdheight' to 2 or higher.
- Add flags to 'shortmess'.
- Reset 'showcmd' and/or 'ruler'.
+- Make sure `:echo` text is shorter than or equal to |v:echospace| screen
+ cells.
If your script causes the hit-enter prompt and you don't know why, you may
find the |v:scrollstart| variable useful.