Wrote FindFrontContractFindsCorrectContractOpenInterestBased test, it passes.
Wrote FindFrontContractFindsCorrectContractOpenInterestBased test, it passes.

KBurov/qdms,underwater/qdms,leo90skk/qdms,leo90skk/qdms,qusma/qdms,underwater/qdms,Jumaga2015/qdms,qusma/qdms