Create base ProtocolClient exception.
Create base ProtocolClient exception.

aeroevan/pykafka,tempbottle/pykafka,jofusa/pykafka,fortime/pykafka,sammerry/pykafka,yungchin/pykafka,vortec/pykafka,vortec/pykafka,jofusa/pykafka,thedrow/samsa,thedrow/samsa,yungchin/pykafka,tempbottle/pykafka,appsoma/pykafka,benauthor/pykafka,aeroevan/pykafka,appsoma/pykafka,sontek/pykafka,thedrow/samsa,fortime/pykafka,sontek/pykafka,benauthor/pykafka,wikimedia/operations-debs-python-pykafka,sammerry/pykafka,wikimedia/operations-debs-python-pykafka,benauthor/pykafka,wikimedia/operations-debs-python-pykafka