Separate names with a comma.
Of course it will be upgradeable. At this moment we are working on OpenGL 1.5 and DirectX 9 support.
You can open VM PVS file with TextEditor and manually edit Start Auto and Autoshutdown strings.
Bear in mind that there are still several devices not supported under current version.
Make sure you have Shared networking selected in VM configuration and Obtain IP/DNS server address options checked in Networking settings in Windows.