patch 8.1.2221: cannot filter :disp output
Problem: Cannot filter :disp output.
Solution: Support filtereing :disp output. (Andi Massimino, closes #5117)
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index 8f3d946..2c9f8b2 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -575,6 +575,8 @@
|:marks| - filter by text in the current file,
or file name for other files
|:oldfiles| - filter by file name
+ |:registers| - filter by register contents
+ (does not work multi-line)
|:set| - filter by variable name
Only normal messages are filtered, error messages are