upgrade to ganeti 2.10 from backports
fix skycover apt-key add in postinst.sh
fix sci-setup to create sci instance without domain in name
fix /stuff/export link
fix makeusb.sh to work without build tree
add /media/sci existance check in sci-setup sci
add nut infrastructure
add sudo for gnt-node-shutdown.sh for nut
fix sudoers for nut
add sudo to packages
delete non used files (moved in ganeti-instance-debootstrap package)
fix sysctl to allow use swap on nodes
fix gnt-node-shutdown.sh - add ganeti-watcher stop
set version to 2.2