Because 'endpoint' is also used in the messages, the name 'socket' is more descriptive. ref: N25B-168
Introduces EndpointBase and ReceiverBase abstract base classes. Implements a ReceiverBase with the MainReceiver. ref: N25B-168
Based on the N25B-A-14 article, this is a stub implementation of the RI2CB communication API. It implements the ping endpoint and provides a stub for the negotiation endpoint. ref: N25B-168
