Fix warnings: unused variables, shadowing variable names, constant conditional expressions, integer conversions, inability to generate copy-ctor and/or assignment operator, etc.

src/ifcconvert/SvgSerializer.cpp

@@ -178,7 +178,7 @@ void SvgSerializer::write(const IfcGeom::BRepElement<double>* o) {
 	typedef IfcSchema::IfcRelAggregates decomposition_element;
 #endif
 
-	while (true) {
+	for (;;) {
 		// Iterate over the decomposing element to find the parent IfcBuildingStorey
 		decomposition_element::list::ptr decomposes = obdef->Decomposes();
 		if (!decomposes->size()) {