Now that the SwiftMailer.php file is no longer there, how does one add TLS authentification? Is it just a case of adding the "$wgSMTPAuthenticationMethod = 'tls'" to LocalSettings.php?
Topic on Extension talk:SwiftMailer
Sorry for the delay, but configuration updated in https://www.mediawiki.org/w/index.php?title=Extension:SwiftMailer&type=revision&diff=3367559&oldid=3084390&diffmode=source