* file exchange -- handle correctly files that have spaces in name
-- qvm-copy-to-vm* do not copy files in the top directory has spaces in the name

* qvm-update-appmenus
-- let the user install appmenus for (potential) new apps after template update
-- BUT: potential problem of Dom0 needing to mount the template's fs
-- but: perhaps we should trust the template and its update process?

* netvm: prevent inter-VM networking
-- do not allow one AppVM to send any packets to other AppVMs that use the same netvm

* qvm-prefs: allow to grow/shrink AppVM's private.img?

* Dom0 udev scripts: do not load network drivers at all!

* Dom0: detect when running without VT-d enabled and display a warning
