extended protocol interface

extended protocol interface to return collection of supported event types

Removed methods to get family, type, domainId

Removed unused methods to get family, type, domainId

Added method to get event type

Added method to get event type

Added method to get Routing key

Added method to get Routing key

Added copyright headers to the source code

Added copyright headers to the source code.

Added the eiffel-remrem-protocol-interface

Added the eiffel-remrem-protocol-interface