BUG-2500: add current tree state to traces

When a data validation exception occurs, also add the current tree state
to trace output.

Change-Id: I637973458519d4ed25fa3203fa79b72faf9a9e8b
Signed-off-by: Robert Varga <rovarga@cisco.com>
Mark DomBrokerImplModule.createLegacyDataService() as deprecated

This marks the method deprecated, as we want to get rid of it. Fixes a
few warnings.

Change-Id: If4e613c07e9cd2b9b737fd697cbcd5709499c4d6
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge "BUG-2500: add current tree state to traces"
Merge "Mark DomBrokerImplModule.createLegacyDataService() as deprecated"