Change InvEnvironmentManager internal properties with ObjectTypeEnum return types to new system.
Change InvFile internal properties with ObjectTypeEnum return types to new system.
Change InvHighlightSet internal properties with ObjectTypeEnum return types to new system.
Change InvInventorVBAProjects internal properties with ObjectTypeEnum return types to new system.
Change InvLightingStyle internal properties with ObjectTypeEnum return types to new system.
Change InvLightingStyles internal properties with ObjectTypeEnum return types to new system.
Change InvMaterials internal properties with ObjectTypeEnum return types to new system.
Change InvModelingSettings internal properties with ObjectTypeEnum return types to new system.
Change InvObjectTypeEnum from class to enum.  EnumExtensions provides generic 'As<T>' method for moving between wrapper and api enum.
Change InvObjectVisibility internal properties with ObjectTypeEnum return types to new system.
Change InvPrintManager internal properties with ObjectTypeEnum return types to new system.
Change InvPropertySets internal properties with ObjectTypeEnum return types to new system.
Change InvReferenceKeyManager internal properties with ObjectTypeEnum return types to new system.
Change InvReferencedFileDescriptors internal properties with ObjectTypeEnum return types to new system.
Change InvReferencedOLEFileDescriptors internal properties with ObjectTypeEnum return types to new system.
Change InvRenderStyles internal properties with ObjectTypeEnum return types to new system.
Change InvSelectSet internal properties with ObjectTypeEnum return types to new system.
Change InvSketchSettings internal properties with ObjectTypeEnum return types to new system.
Change InvSoftwareVersion internal properties with ObjectTypeEnum return types to new system.
Change InvUnitsOfMeasure internal properties with ObjectTypeEnum return types to new system.