EXPERIMENTAL: added STARTTLS for IMAP, POP3, FTPS, LDAP, RDP, XMPP
(Note: IMAP2 is a second way to use IMAP)
EXPERIMENTAL: added --starttls=IMAP, POP3, FTPS, LDAP, RDP, XMPP,
IMAP2, SMTP  (Note: IMAP2 is a second way to use IMAP)