Unit test added to handle validation error message for SigmaTau curve.Unit test is ignored because does not produce the expected result, will be solved in other issueRelated to Issue [MWDAM-2061]
Duplicated methods ComputeStabilityInsideProject and ComputeStabilityOutsideProjectUsingClassic merged into a new class ComputeHelperRelated to Issue [MWDAM-2061]