Changelog
f13ff9f Add partition key of producer (#25)
aac7a29 Change AsyncProducer (#45)
b11cc1e Fixed build error (#47)
c5d5d63 Fixed go sum file (#48)
49bd237 Fixed release beat (#46)
35d5410 Upgrade pulsar client go to v0.3.0 (#43)
a2472fa [fix bug] BatchingMaxPublishDelay conf init error (#35)