Automatic merge of T1.6-rc4-32-g196d83e86 and 16 pull requests

- Pull request #1086 at e10390b: Add Settings Exporter tool (copy settings to INI, etc)
- Pull request #1091 at aa72c13: Automatic speed control
- Pull request #1104 at fd2cabb: Handle simple adhesion within the axle module
- Pull request #1110 at 387388e: Fix Activity Runner persists after loading exception
- Pull request #1115 at 270f22f: Do not activate ETS switch if no suitable cars are attached
- Pull request #1120 at ba3c47f: Automatically Calculate Friction Values if Missing
- Pull request #1121 at 91d2d26: Manually Override Articulation
- Pull request #1130 at 736c3f5: Fix F9 points to an incorrect car ID.
- Pull request #1132 at 934d29e: Fixes For Correct Questionable Braking Parameters
- Pull request #1133 at 8dc00d5: Minor Fix for Brake Pipe Charging
- Pull request #1136 at 6f1b82f: Fix Curve Resistance Calculation
- Pull request #1137 at c2c9e2a: Apply brakes at startup on minimal reduction
- Pull request #1082 at 5845a1a: Allow variable water level in glass gauge
- Pull request #1081 at 689494b: Brake cuts power unification
- Pull request #1124 at fab5457: Built-in PBL2 brake controller
- Pull request #1128 at 58de4c3: Particle Emitter Overhaul

Author: openrails-bot

Source/RunActivity/Viewer3D/Cameras.cs

@@ -1083,9 +1083,6 @@ protected override void OnActivate(bool sameCamera)
                 isVisibleTrainCarViewerOrWebpage = (Viewer.TrainCarOperationsWindow.Visible && !Viewer.TrainCarOperationsViewerWindow.Visible) || Viewer.TrainCarOperationsViewerWindow.Visible || (Viewer.TrainCarOperationsWebpage?.Connections > 0 && Viewer.TrainCarOperationsWebpage.TrainCarSelected);
             }
 
-            // Update the camera view
-            oldCarPosition = oldCarPosition == 0 && carPosition == 0 ? -1 : oldCarPosition;
-
             if (attachedCar == null || attachedCar.Train != Viewer.SelectedTrain || carPosition != oldCarPosition)
             {
                 if (Front)

Source/RunActivity/Viewer3D/Popups/TrainCarOperationsViewerWindow.cs

@@ -512,9 +512,9 @@ public override void PrepareFrame(ElapsedTime elapsedTime, bool updateFull)
                 }
                 // Updates power supply status
                 else if (isElectricDieselLocomotive &&
-                     (PowerSupplyStatus != null && PowerSupplyStatus != Owner.Viewer.PlayerTrain.Cars[CarPosition].GetStatus()
+                      (PowerSupplyStatus != null && PowerSupplyStatus != Owner.Viewer.PlayerTrain.Cars[CarPosition].GetStatus()
                       || (BatteryStatus != null && BatteryStatus != Owner.Viewer.PlayerTrain.Cars[CarPosition].GetStatus())
-                      || (CircuitBreakerState != null && CircuitBreakerState != (trainCar as MSTSElectricLocomotive).ElectricPowerSupply.CircuitBreaker.State.ToString())))
+                      || (CircuitBreakerState != null && (trainCar is MSTSElectricLocomotive) && CircuitBreakerState != (trainCar as MSTSElectricLocomotive).ElectricPowerSupply.CircuitBreaker.State.ToString())))
                 {
                     Layout();
                     UpdateWindowSize();