killbill-memoizeit

Removes unused variable.

Matches an aborted payment to a specific http response code.

Raises an exception in case a control plugin aborts a payment.

Adds a test case for a control plugin raising a PaymentControlApiException

Revert "util: optimize session update query" This reverts …

commit d9b1b00e6fcfa3aac6c2290187d19f29a3e6bb9c.

Session attributes need to be updated in the database for authentication
to work across nodes.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>

Fixes #542

Merge branch 'http-error-responses' of https://github.com/andrenpaes/killbill …

into work-for-release-0.16.5

Add Location header and error messages to failed payment responses. Also …

add more test cases to integration tests covering errors, timeouts and canceled payments.

Improves test coverage for exception handling in the state …

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

Minor adjustment.