includes:

Streaming: Versioning support
Streaming: Testcases to verify messages compile and are usable
Streaming: Documentation
Streaming: Technical study of generating protobuf definitions directly from ASN.1

NOT included here: Streaming: Convert all octets strings to bytes RIC-121

Thoralf is not sure if this belongs here or not: RNIB: Use streaming protocol buffers in UENIB writer / reader. It might not be sensible to work on.