Message Logging uses Deprecated API and can be refactored to the new Logging-Feature

[marcopaga]

The property soap.messages.logging=true has no effect on the logging output.

[jonashackt]

Is this somehow related to #47 ?

[marcopaga]

We were not using the client that is provided by the starter, so the automatic setup doesn't work. We couldn't set credentials for the client so we needed to go a bit offroad. I'll create a ticket for client credentials and link it here.