Fixed: ChunkedOutput not writing data in request scope.

Change-Id: I262d48aad3308133de415c12a44e8b3ab92d20b8
Signed-off-by: Marek Potociar <marek.potociar@oracle.com>
EntityFiltering fix.

- Putting filtering annotations into sub-graph models only was causing the entity filtering to completely ignore the nested model nodes.
- Tests modified accordingly.

Change-Id: I705bab5c056a1b84e0ce3c87f1f24280d5a0a57b
Signed-off-by: Marek Potociar <marek.potociar@oracle.com>
Merge "Fixed: ChunkedOutput not writing data in request scope."
Merge "EntityFiltering fix."