killbill-memoizeit

Improves test coverage for exception handling in the state …

machine.
Also fixes exception handling in the Payment state machine.

Minor adjustment.

Cleans up logging of exceptions.

Fixes code formatting.

Centralize exception handling for plugin calls thru PaymentPluginDispatcher.dispatchWithExceptionHandling(). At …

the same time, tries to keep the state-machine exception handling untouched, simplifying it where possible.

Improve comments on http status response mapping.

Translate PaymentApi Timeout exceptions to HTTP code 504

Fixes logic for finding the current payment transaction.

Map transaction status to different HTTP response codes

Update oss pom.xml