[Xastir] Update wiki re: VM

[Tom Hayward]

> The files that Tom is tracking in his torrent tracker are virtual machines
> containing full Xubuntu systems with Xastir, to be run on Losedows systems
> under VMware, not binaries intended for users of Linux systems who can build
> Xastir natively.  There is *no* value to keeping old virtual machines around
> when an improved and more functional replacement exists.  What will wind up
> happening is that someone will download the old one and then start asking for
> support that has already been addressed precisely by creating and distributing
> the new one.

Thanks for making this clear, Tom.

The two VMware images I removed from the tracker had not been updated
since 2008.

The Xubuntu Hardy VMware image I left on the server
(Xastir-Hardy_090307.zip) is up-to-date as of March 7, 2009.

Tom Hayward KD7LXL