[syslinux] vesamenu.c32 new command

[H. Peter Anvin]

Erik Lehmann wrote:
> 
> i think i always send a patch last october:
> 
> "The default start position of the menu box for is the first row of
> the screen. I'm using the background image option and want
> to have the menu on the middle of the screen.
> With the attached patch it's possible to use the new config
> switch "MENU STARTROW" to define the top row for the
> menu box."
> 
> I don't know why it's not included yet.
> 

This patch doesn't apply against current sources.  Could you please
update it?

	-hpa