Bug 3104 - Sal Rest Connector: Data already exists for path when adding
new item to list in augmentation
* changed XmlNormalizedNodeBodyReader and JsonNormalizedNodeBodyReader
to return YangInstanceIdentifier pointing to root of payload data.
* changed BrokerFacade datastore functions for PUT and POST to use
returned path from reader without modifications
* modified rest connector tests according to new behavior and added
tests for POST when payload is from augment/choice
Change-Id: Iac6a9853ea4c4529d2f484c464bd27123f4fafa2
Signed-off-by: Jan Hajnar <jhajnar@cisco.com>
(cherry picked from commit
3d4dc18c01ebca47030284dde81988a44424d821)