fix all cp/rm/mv to their 'temporal unalias'; in program changedriver (need running dns-, webcache- and web-installer); fix all dir from /home to /opt/configs for all configs; mod all dns_lib; fix mailqueuelib if mail no exists; mod to domainkey.txt always overwrite; fix appear 'switch programs', especially for fresh install issue; disable reversedns (because only ready for bind);