Features
- allow webhooks to match pacticipants by label (#501) (f30a9dcc)
- in the webhook body for contract_published and contract_content_changed, use the latest verification from the main branch if present (b45398bd)
- change default database_connection_validation_timeout from -1 (every request) to nil (which Sequel will set to 3600 seconds) (0c508572)
- add version details of the implementation that verified a Pact (#363) (021a8692)