- "hubzilla" replaced by "zotserver" in file names and file content when relevant
- Nginx can now be installed as the web server (Apache still chosen by default in the config file)
- Setup script now allows installation of multiple hub/instances on the same server
- Daily cron jobs script was updated an splitted : one global script launches shared commands
(SSL cert renewal + global backup on external device) and every instance has its own script for
git pull (individual scripts are launched by the global one)
