Merge branch 'develop' of github.com:IBMStreams/streamsx.messagehub into develop

Conflicts:
	com.ibm.streamsx.messagehub/CHANGELOG.md

Author: RolefH

com.ibm.streamsx.messagehub/CHANGELOG.md

@@ -3,8 +3,9 @@
 ## v3.2.1:
 * [IBMStreams/streamsx.messagehub/#114](https://github.com/IBMStreams/streamsx.messagehub/issues/114) toolkit includes a vulnerable log4j.jar
 
-## v3.2.0:
+## v3.2.0
 * [IBMStreams/streamsx.messagehub/#113](https://github.com/IBMStreams/streamsx.messagehub/issues/113) MessageHubConsumer: add startPositionStr parameter to enable start position at submission time
+* upgrade the streamsx.kafka toolkit library to version 3.1.0
 
 ## v3.1.0:
 * [IBMStreams/streamsx.messagehub/#109](https://github.com/IBMStreams/streamsx.messagehub/issues/109) no support for static consumer group membership