In case packet read fails for any reason, there's no point proceeding or
printing the byte, just break the loop in such case.
Signed-off-by: Robert Lubos <robert.lubos@nordicsemi.no>
As the common.h is only meant to be used by the network
shell files, rename it to be more descriptive in order to
avoid possible conflicts with any other common.h file.
Signed-off-by: Jukka Rissanen <jukka.rissanen@nordicsemi.no>