[syslinux] Syslinux 3.81-pre4 (RC): halt on idle included

[Sebastian Herbszt]

H. Peter Anvin wrote:
> Hi all,
> 
> I have pushed out Syslinux 3.81-pre4, which is now a release candidate
> for 3.81.  This version includes halt on idle, and so I'm very keen on
> getting this tested.

CLI locks up here using pxelinux on qemu and bochs with etherboot 5.4.2,
but not on VMware (syslinux-3.81-pre4-1-g8771b74).

- Sebastian