Pathtracing Update — Transporter Steam update #691195

- Vehicles will now trace and show path immediately when you select a destination or when moused over an order in the orders tab. Show searched path when pathtracing fails to find a path to easily identify any problems. Show current vehicle path when moused over current order of an active vehicle. (This currently works only for trains and cars, ships will get a separate update) - Improvements to overall pathtracing, changing order destination when vehicle is active and adding one-time orders. - Railway saving and loading was changed to improve loading time. This will break saved railways, but it should be the last time I fully break something like this. - Fixed signal placing on slopes. - Fixed train loading in depot. - Small camera movement changes. - Added ‘End of overhead line‘ sign icon to easily identify missing railway overhead lines. - Added a third game speed. (With the recent ch...