- Provide logging information to IfcBlender

- 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

src/ifcgeom/IfcRegisterConvertShape.h

@@ -2,12 +2,13 @@
 #define SHAPE(T) \
 	if ( l->is(T::Class()) ) { \
 		try { \
-			bool b = convert((T*)l,r); \
-			if ( b ) { \
+			if ( convert((T*)l,r) ) { \
 				Cache::Shape[l->entity->id()] = r; \
 				return true; \
-			} else { return false; }\
-		} catch(...) { Ifc::LogMessage("Error","Failed to convert:",l->entity); } \
+			} \
+		} catch(...) {  } \
+		Ifc::LogMessage("Error","Failed to convert:",l->entity); \
+		return false; \
 	}
 #include "IfcRegisterDef.h"