fix sysinfo to adopt hiawatha info; fix hiawatha config for reverse-proxy; disable 'microcache' in lighttpd because no different; fix/optimize lighttpd.conf settting; also enable 'microcache' nginx-proxy; change remap.config setting for trafficserver; set 'default value' for web/webcache/dns/spam driver because add 'none' driver; fix web config for sure using 'php-fpm_event' as 'default' phptype; warning in installer when '/tmp' set as 'tmpfs' (trouble with backup/restore)