BUG-694: Disable DataReader registration for BA Broker

The DataReader's semantic contract with its users, data merge,
when working with Binding-Aware DTOs.

The existing DataReaders implementations need to be rewritten as
datastores, which deal with the same problem in Binding Independent
format, such as the BI Data Broker.

Change-Id: I91b4516bb04a570acb6bf2b381860e9ae3fbbd43
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge "BUG-694: Disable DataReader registration for BA Broker"