NOTE: An updated version of the Spline CSV Creator Panels script is available here https://farmerboysmodding.com/index.php?/topic/2471-spline-csv-creator-panel-updated/ This new version creates a spline.obj file from the newly created spline for direct import into Blender without the need to convert from a .csv file This spline.obj will still need converting to a curve in Blender to create roads etc.   There are two parts to this tutorial, the first part deals with