Fix for issue 1, Packet::readBytes() error when numBytes < 0 as returned by kafka 0.8 for an empty key in FetchResponse
Fix for issue 1, Packet::readBytes() error when numBytes < 0 as returned by kafka 0.8 for an empty key in FetchResponse

tempbottle/libkafka,pugna0/libkafka,pugna0/libkafka,tempbottle/libkafka,adobe-research/libkafka,adobe-research/libkafka,tempbottle/libkafka