reorganized RD_KAFKA_RESP_ERR__ constants following rdkafka.h source code order and add librdkafka constraint (see commit https://github.com/edenhill/librdkafka/commit/5feae61c7959a3c052dfcc5c4fba7ce83e6dbdb9)
reorganized RD_KAFKA_RESP_ERR__ constants following rdkafka.h source code order and add librdkafka constraint (see commit https://github.com/edenhill/librdkafka/commit/5feae61c7959a3c052dfcc5c4fba7ce83e6dbdb9)

llaville/php-compatinfo-db,llaville/php-compatinfo-db