BUG-1554: fill out ID/KEY

When a list is being inserted it is required to fill out both its key
and its mandatory leaves.

Change-Id: I8a076b965a32620dfde4ecddf93d2b9f68737e96
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge "BUG-1554: fill out ID/KEY"