remove old tls and ssl targets, only use alpn/sni probe also for TLS with no extensions

example.cfg

@@ -43,20 +43,25 @@ listen:
 #         (only useful for sslh-select)
 #
 #  Probe-specific options:
+# (sslh will try each probe in order they are declared, and
+# connect to the first that matches.)
+#
 #       tls:
 #               sni_hostnames:  list of FQDN for that target
 #               alpn_protocols: list of ALPN protocols for that target, see:
 #               https://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#alpn-protocol-ids
 #
 #               if both sni_hostnames AND alpn_protocols are specified, both must match
+#
 #               if neither are set, it is just checked whether this is the TLS protocol or not
+#
+#               Obviously set the most specific probes
+#               first, and if you use TLS with no ALPN/SNI
+#               set it as the last TLS probe
 #       regex:
 #               regex_patterns: list of patterns to match for
 #               that target.
 #   
-# sslh will try each probe in order they are declared, and
-# connect to the first that matches.
-#
 # You can specify several of 'regex' and 'tls'.
  
 protocols: