Apply the usual Swift pattern to the API: Event and Topic are now proper Swift Enum.
Limit the current implementation to the effectively supported features.
Extend the tests to ensure the patterns are right.
Add the subscription part to the README for ease of introduction to the framework.
Apply the usual Swift pattern to the API: Event and Topic are now proper Swift Enum. Limit the current implementation to the effectively supported features. Extend the tests to ensure the patterns are right. Add the subscription part to the README for ease of introduction to the framework.