Set the 'reply-to' email address and optionally name (where supported)
// basic usage $m->replyTo(string $email); // usage with all arguments $m->replyTo(string $email, $name = null);
Must be a single email address or "User Name <user
Object instance it was called from (method supports fluent interface).
Method can throw exceptions on error:
WireException- if provided email was invalid or in blacklist
API reference based on ProcessWire core version 3.0.155