fix encoding issue
fix encoding issue

in2pire/phpkafka,gprabhat90/phpkafka,huyanping/phpkafka,salebab/phpkafka,orls/phpkafka,orls/phpkafka,gprabhat90/phpkafka,huyanping/phpkafka,EVODelavega/phpkafka,EVODelavega/phpkafka,in2pire/phpkafka,huyanping/phpkafka,salebab/phpkafka,EVODelavega/phpkafka,orls/phpkafka,ntuanphuc/phpkafka,ntuanphuc/phpkafka,salebab/phpkafka,gprabhat90/phpkafka,ntuanphuc/phpkafka,in2pire/phpkafka