Merge pull request #17156 from zeertzjq/vim-8.2.3584

vim-patch:8.2.{3584,3586,3587}: :command "-keepscript" argument

runtime/doc/map.txt

@@ -1436,6 +1436,9 @@ There are some special cases as well:
 	-register   The first argument to the command can be an optional
 		    register name (like :del, :put, :yank).
 	-buffer	    The command will only be available in the current buffer.
+	-keepscript Do not use the location of where the user command was
+		    defined for verbose messages, use the location of where
+		    the user command was invoked.
 
 In the cases of the -count and -register attributes, if the optional argument
 is supplied, it is removed from the argument list and is available to the