Added a couple of class block options as requested by Rubin and dcraig
document how iauthd.pl should work
work in progress on iauthd.pl. it can now do dnsbl lookups and print the results as debug info
more work in progress. Functionally complete except for handling WEBIRC update to ip. Not tested on real ircd yet
Removed MFLG_SLOW from the AUTHENTICATE command to exempt it from fake lag to avoid fake lag induced SASL timeouts