Incorporated comments review 2503: - Cleaned up unused references in ClosingStructures - Rewrote treenodeinfo test to be in line with other comparable tests. WTI-1621
Separated the generic StructuresHelper implementation into specific (ClosingStructure) implementation: - Replaced StructuresHelperCall with the specific ClosingStructure helper implementation -- Except for the UpdateDataStrategy WTI-1621