After a number of crashes last year, Tesla Motor Company considered pulling back from the automatic pilot car. But they are now ready to overcome some of the challenges that still bedeviled the software of the electric car. Company press releases say that they will be relying on an advanced radar system to avoid such things as scrapping another car when it is over the lane line or crashing into an object that the car in front has swerved to avoid. The technology is not exactly new, having been around…