app/lib/PHPMailer.inc 1

Element Line Description
\PHPMailer::encodeQPphp() 2481 Use encodeQP instead.
\PHPMailer::ReturnPath 130 Email senders should never set a return-path header; it's the receiver's job (RFC5321 section 4.4), so this no longer does anything.
\PHPMailer::PluginDir 217 Should not be needed now there is an autoloader.

app/lib/SMTP.inc 1

Element Line Description
\SMTP::CRLF 110 Use the constant instead
\SMTP::Version 94 Use the constant instead
\SMTP::SMTP_PORT 102 This is only ever used as a default value, so use the constant instead