-## vagrant grub-pc fix from: https://gist.github.com/jrnickell/6289943
-# parameters
-echo "grub-pc grub-pc/kopt_extracted boolean true" | debconf-set-selections
-echo "grub-pc grub2/linux_cmdline string" | debconf-set-selections
-echo "grub-pc grub-pc/install_devices multiselect /dev/sda" | debconf-set-selections
-echo "grub-pc grub-pc/install_devices_failed_upgrade boolean true" | debconf-set-selections
-echo "grub-pc grub-pc/install_devices_disks_changed multiselect /dev/sda" | debconf-set-selections
-# vagrant grub fix
-dpkg-reconfigure -f noninteractive grub-pc
-