minor refactoring
minor refactoring

erossignon/node-occ,erossignon/node-occ,OpenWebCAD/node-occ,OpenWebCAD/node-occ,OpenWebCAD/node-occ,erossignon/node-occ,erossignon/node-occ,OpenWebCAD/node-occ,erossignon/node-occ,OpenWebCAD/node-occ