helo: added comments
config/plugins: added fcrdns, do not reject by def

set plugins behavior in sample config file to not reject by default
Merge branch 'master' of github.com:msimerson/qpsmtpd-dev
helo: stop processing after first match
dkim: added karma for dkim results (allow/reject)
Merge branch 'master' of github.com:msimerson/qpsmtpd-dev
moved FAQ to github wiki