Some work done to the scripts, now everything is migrated from the ownCloud scripts and works out of the box. Also decided to use RAR as some users said there where issues with the 7ZIP packages.
Check the latest commits here: https://github.com/nextcloud/vm/commits/master
PR's are more than welcome. Happy Nextclouding!
More information can be found here: https://www.techandme.se/nextcloud-vm/