2. A "connection_id" variable
+ 3. Events smtp:fail:protocol and smtp:fail:syntax
+
+ 4. JSON lookup support, all the router drivers, all the
+ transport drivers except smtp, and all the authenticator drivers except
+ plaintext, gsasl and spa can now be built as loadable modules
+
Version 4.98
------------
1. The dkim_status ACL condition may now be used in data ACLs