Change log:
bf22a8e Upgrade dependency versions
cef665e Close thread bound producers after reset
ffce143 Prevent EmbeddedKafkaBroker exiting the JVM
444f928 Fix KafkaStreamBrancher doc typos
1d1a6a7 Fix test for previous back ported fix
2b6400d Fix commits on partition revocation
978868e GH-1446: Support Static Group Membership
2bbcc8f GH-1441: Remove unused code
ced67f1 GH-1441: Close producer after fatal send error
5441fb2 GH-1437: Check for immediate failure on send