[Draft] ImportSVG - Set DPI automatically where possible
[Draft] ImportSVG - Set DPI automatically where possible

...otherwise request user input
Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master