NEW: [Core] CentOS/RHEL 8 support. [PHP] track sending scripts via mail.add_x_header=1. [rampart] get_reason(): show ban reason for IP. FIXED: [Bootstrapper] aggressive substitution rule removes vendor-specific kernel parameters on XFS servers. [DNS Manager] Remove branding from DNS Manager (issue #32) [Dovecot] indexing cannot connect to indexer service due to visibility. [PHP] libphpX.so never stripped from httpd.conf. [Web Apps] email option always overrode with common:get_email() value. [WordPress] skiplist does not trigger per-asset updates. CHANGED: [dns] add_record_conditionally()- A and AAAA records honor CNAME presence. [Net] improve remote IP detection resiliency. [Postfix] reduce message size to 100 MB.