Fix issue processwire/processwire-issues#622 in $sanitizer->url() to workaround that PHP’s FILTER_VALIDATE_URL does not accept underscores in hostnames, despite their use being fairly common (even if not technically valid).
Fix issue processwire/processwire-issues#622 in $sanitizer->url() to workaround that PHP’s FILTER_VALIDATE_URL does not accept underscores in hostnames, despite their use being fairly common (even if not technically valid).

sunlix/ProcessWire,sunlix/ProcessWire,sunlix/ProcessWire,sunlix/ProcessWire,sunlix/ProcessWire