Trace raw data in test_star and RR packet info in StarChipPacket

Let's log to trace the raw data in test_star and the packet info in StarChipPacket. The idea is to have a simple access to HPR status info.

@bgallop @ztao

And let's add @mcairo and @nproklov as developers to the repository?

modified:   src/libStar/app/test_star.cpp
modified:   src/libStar/include/StarChipPacket.h