🎁 Options for events and destinations

Adds support for custom options on both event and destination levels. The options are available from any event or destination through options method. Generally, the options can be useful to make routing decisions or override some of the global configurations on the adapters.

Support publishing events async

Adds support for publishing events in an async way. Using publish_async won't block the current thread neither for :sync nor :sidekiq delivery adapters.

EventRouter first release

Organise your application domain events side-effects in a simple and intuitive way.