cleanup import logic

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
keep disk_bus config in box

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
add default on ovf conversion

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merge pull request #81 from miurahr/respect_disk_bus_in_box

Respect disk bus in box