Gomail is a simple and efficient package to send emails though an
 SMTP server. It is able to establish TLS connections and verify
 X.509 certificates and can be configured for local mail delivery.
 .
 Gomail supports:
   * Attachments
   * Embedded images
   * HTML and text templates
   * Automatic encoding of special characters
   * SSL and TLS
   * Sending multiple emails with the same SMTP connection