CAA C++ API Modifications

MecModInterfaces Framework Modifications in V5R18

Entity	SP	Modification	To Do
MecModInterfaces/Public/CATIMfBRep.h/CATIMfBRep/UpdateSupport Prototype: `virtual void UpdateSupport(const CATMfBRepUpdateSupport iMode)=0;`	GA	MRTHC	Return type has changed frmo void to HRESULT: no impact.
MecModInterfaces/Public/CATIMmiPartInfrastructureSettingAtt.h/CATIMmiPartInfrastructureSettingAtt/GetModelSize Prototype: `virtual HRESULT GetModelSize(CatPartModelSize& oModelSize)= 0;`	GA	MHBDM	The corresponding setting parameter doesn't exit anymore, this method so became useless and has been removed.
MecModInterfaces/Public/CATIMmiPartInfrastructureSettingAtt.h/CATIMmiPartInfrastructureSettingAtt/GetModelSizeInfo Prototype: `virtual HRESULT GetModelSizeInfo(CATSettingInfo* oInfo)= 0;`	GA	MHBDM	The correseponding setting parameter doesn't exit anymore, this method so became useless and has been removed.