Change log:
05f2320 GH-1414: ConcurrentMLC Fix ConcurrentModification
f07925e GH-1382: RetryingBatchErrorHandler
c0dbc6e Remove unnecessary directives (conventions plugin)
7ccf9d9 GH-1397: Channel doc polishing
76dc266 Use Spring Gradle Enterprise Conventions Plugin
d5a8a4b GH-1400: Expose topology from StreamsBuilder