[Live-demo] Virtual machine overview documents

[Hamish]

Cameron wrote:
>  I suggest that we should:
>  1. Describe one way to create a VM inside OSGeo docs
>  2. Describe one way to create an ISO inside OSGeo docs
>
>  Point to wiki pages where we can describe multiple ways for
>  creating ISO/VMs.

or perhaps just describe what a VM is, how it works, and what you need
to run one on the disc, + the link to the rich mediawiki howtos pages.
Similar for booting off persistent USB sticks which may be a new concept
to some conference goers.


2c,
Hamish