Cumulocity IoT transport fails to forward child references received as part of real-time notifications.

Linked childDevices/childAssets were not being populated for a ManagedObject received via the real-time notifications mechanism. This is fixed now.

Message List codec metadataMode=first can result in empty metadata.

The Message List codec with mode=first used to result in empty metadata when more than maxBatchSize messages pass through it. Now it will always have the metadata of the first message. Fixed an issue with mode=splitBatch which resulted in lower batching than specified in maxBatchSize. Fixed an issue with mode=splitBatch which resulted in bad batching of messages.

An empty buffer_t translates to a null in Java, should be byte[0].

An empty buffer used to get converted to null when transferred from a C++ connectivity plug-in to a Java connectivity plug-in. Now it gets converted to a byte buffer of size 0.