- Disallow open curves for IfcPolygonalBoundedHalfSpace [fixes#3405490 Incorrectly rendered wall in FZK-Haus-EliteCAD.ifc]
- Disable tolerance on IfcCompositeCurve
- Try to convert IfcConnectedFaceSets to TopoDS_Solids regardless of whether they are open or closed shells, improves openings in IFC files exported by Revit
- Provide debugging information based on shape volume on IfcBooleanClippingResult and IfcOpeningElement