Implements #4561: SHA256 (ECDSAP256SHA256) Algorithm for DNNSEC and Algorithm...

Closes #4561

See merge request ispconfig/ispconfig3!1089

Add ui setting for client protection mode

Closes #4048

See merge request ispconfig/ispconfig3!1088

Implements #5400 Prevent that domains with server_id 0 can be added

Closes #5400

See merge request !1099

Fixed Column 'sys_userid' cannot be null error when adding website as admin without choosing a client.

Change loglevel to debug if no DB exists for site (#5688)

Closes #5688

See merge request ispconfig/ispconfig3!1093

Update SSL params (#5423)

Closes #5423

See merge request ispconfig/ispconfig3!1092

separate mysql-virtual_alias_domains.cf and mysql-virtual_alias_maps.cf

See merge request ispconfig/ispconfig3!1091

log subdomain name in error

See merge request ispconfig/ispconfig3!1090

Implemented #4561: SHA256 (ECDSAP256SHA256) Algorithm for DNNSEC and Algorithm selector in DNS zone settings.

Resolve "Add support for GoAccess Log Analyzer"

Closes #4988

See merge request ispconfig/ispconfig3!1075

Resolve "Bug. Are not converted names IDN-domains on the home page."

See merge request ispconfig/ispconfig3!1087

update affected websites when a directive snippet was updated (Implements #5632)

See merge request ispconfig/ispconfig3!1079

Webalizer exec

See merge request ispconfig/ispconfig3!1086