StepFEA → StepElement Relation

File in src/StepFEA	Includes file in src/StepElement
StepFEA_CurveElementEndRelease.hxx	StepElement_HArray1OfCurveElementEndReleasePacket.hxx
StepFEA_CurveElementIntervalLinearlyVarying.hxx	StepElement_HArray1OfCurveElementSectionDefinition.hxx
StepFEA_ElementGeometricRelationship.hxx	StepElement_ElementAspect.hxx
StepFEA_FreedomAndCoefficient.hxx	StepElement_MeasureOrUnspecifiedValue.hxx