BUG-1425: package binding-data-codec

Preparatory patch, which includes the codec in the base package.

Change-Id: Iffa37d3fb2d0604db0250f6c9c48845042925d15
Signed-off-by: Robert Varga <rovarga@cisco.com>
BUG-1425: Integrated new Binding to Normalized Node codec for write path

Integrated binding to normalized node codec for write path to datastore,
for deserialization legacy codecs are still used.

This patch requires https://git.opendaylight.org/gerrit/9795
to be merged in YANGTools before.

Removed private dead data broker code from MD-SAL.

Change-Id: I162c84f7da8330d94992122de3af19e76c1e41d2
Signed-off-by: Tony Tkacik <ttkacik@cisco.com>
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge changes I162c84f7,Iffa37d3f

* changes:
  BUG-1425: Integrated new Binding to Normalized Node codec for write path
  BUG-1425: package binding-data-codec