Add support for CVT RBv2 and v3
This library only implements v1.
Ref https://git.linuxtv.org/edid-decode.git/commit/?id=fa87c71f11a17400def68dad20dc26fd0c447dcd
This library only implements v1.
Ref https://git.linuxtv.org/edid-decode.git/commit/?id=fa87c71f11a17400def68dad20dc26fd0c447dcd