Eben

Log warning when publishing to no subscribers only once

1

Currently a warning is logged when publishing a message and there are no subscribers for that message type. The warning should only be logged once per message type.

As is the case with the `IUriResolver` it may be beneficial to have the same mechanism for message types since they may be quite lengthy. Resolve when starting with `@`....

Currently compression and encryption is either on or off per endpoint. It may be useful to specify different algorithms per message type; or leave empty if no algorithm is applicable....