OGM-389 Avoiding allocations for empty tuple/association snapshots
OGM-389 Avoiding re-reading associations prior to updating them
OGM-389 Providing JSON-based implementation of CouchDBDocument#toString() for debugging purposes
OGM-389 Re-organizing backend-related packages
OGM-389 Preparing association count view for embedded associations
OGM-389 Establishing common abstraction of embedded and document-based associations