Passing in the connection string is no longer supported. If the connection string is passed, an exception will be thrown at endpoint start-up.
Explicit API has now been added in the transport configuration for each of these options.
Getting Started 
Architecture 
Service Platform 
NServiceBus 
Transports 
Persistence 
ServiceInsight 
ServicePulse 
ServiceControl 
Monitoring 
Shape the future 
Samples