Plugin.pm: added is_immune
Plugin.pm: added is_immune

msimerson/qpsmtpd,smtpd/qpsmtpd,priyadi/qpsmtpd,sieutruc/qpsmtpd,msimerson/qpsmtpd,sieutruc/qpsmtpd,priyadi/qpsmtpd,priyadi/qpsmtpd,sieutruc/qpsmtpd,smtpd/qpsmtpd,salvis/qpsmtpd,salvis/qpsmtpd