Change log:
ccb4008 Upgrade versions ready for release
5f2aa33 More @SInCE fixes
21659ec Fix @SInCE in previous commit
abf2bfe Make ZK client timeouts configurable (#1380)
0001d20 GH-1369: Fix Fenced Consumer-based Producers
0d179e7 GH-1376: Fix ContainerCustomizer
959d344 GH-1354: Fix default BackOff with deprecated CTOR
e16b433 GH-1370: Opt. commit current offsets on assignment
705930c GH-1353: Fix sleep with BatchListener nack