- fixed rspamd settings
- fixed errors in webserver plugin
- fixed error in dkim domain handling

- use clientdb config for addon sql files

- fixes in addon installer

- do not install/update addons during install/update of ISPconfig. This only leads to lots of trouble

- do not install/update addons during install/update of ISPconfig. This only leads to lots of trouble

- TODO: the server services plugin is not capable of enabling and disabling addon plugins, yet

- removed line that drops the ISPConfig database (and was not executed before due to a sql syntax error)

- improved rspamd handling