Update librdkafka to 2.11.1#1137

GaryWilber merged 1 commit intoBlizzard:masterBlizzard/node-rdkafka:masterfrom

GaryWilber:user/garywilb/librdkafka_2.11.1GaryWilber/node-rdkafka:user/garywilb/librdkafka_2.11.1Copy head branch name to clipboard