MailService.php: Assume that StartTLS might not be a good idea if SMTPSecure...
MailService.php: Assume that StartTLS might not be a good idea if SMTPSecure is unset and SMTPAuth is false (we might be connecting to an MTA on localhost).
MailService.php: Assume that StartTLS might not be a good idea if SMTPSecure is unset and SMTPAuth is false (we might be connecting to an MTA on localhost).