Automatic merge of T1.5.1-384-g9bc71d854 and 15 pull requests

- Pull request #570 at de7a14f: Experimental glTF 2.0 support with PBR lighting
- Pull request #732 at c163e21: Improvements for air brakes
- Pull request #751 at 00981a2: Web interface to control cab controls with external hardware
- Pull request #799 at dc03850: Consolidated wind simulation
- Pull request #802 at 4d198e4: Added support for activity location events to the TrackViewer
- Pull request #803 at 7157e08: Various adjustments to steam adhesion
- Pull request #813 at ff454eb: Refactored garbage generators
- Pull request #815 at a5cc165: chore: Add GitHub automatic release notes configuration
- Pull request #818 at 745d101: Allow independent drive axles for locomotives
- Pull request #821 at e0fa5a8: Adds suppression of safety valves
- Pull request #822 at 6d660af: battery switch two buttons option in combination with a delay
- Pull request #823 at 5e1c03b: Select track sound volume percent retained in .eng and .wag files
- Pull request #824 at f16ebed: Update Readme.md
- Pull request #825 at 29ed427: 2D Cabview controls for side viewpoints https://blueprints.launchpad.net/or/+spec/2dcabview-controls-for-side-views
- Pull request #826 at 2ca8fd7: Bug fix for Crash when switching cab https://bugs.launchpad.net/or/+bug/2018230

Source/RunActivity/Viewer3D/RollingStock/MSTSLocomotiveViewer.cs

@@ -255,13 +255,13 @@ public override void HandleUserInput(ElapsedTime elapsedTime)
                             if (Locomotive is MSTSSteamLocomotive steam)
                             {
                                 steam.SetCutoffPercent(val * 100);
-                            }
+                }
                             else if (val > 0.5f)
-                                Locomotive.SetDirection(Direction.Forward);
+                        Locomotive.SetDirection(Direction.Forward);
                             else if (val < -0.5f)
-                                Locomotive.SetDirection(Direction.Reverse);
-                            else
-                                Locomotive.SetDirection(Direction.N);
+                        Locomotive.SetDirection(Direction.Reverse);
+                    else
+                        Locomotive.SetDirection(Direction.N);
                             break;
                         case CABViewControlTypes.TRAIN_BRAKE:
                             Locomotive.SetTrainBrakePercent(val * 100);
@@ -274,17 +274,17 @@ public override void HandleUserInput(ElapsedTime elapsedTime)
                             Locomotive.SetEngineBrakePercent(val * 100);
                             break;
                         case CABViewControlTypes.FRONT_HLIGHT:
-                            // changing Headlight more than one step at a time doesn't work for some reason
+                    // changing Headlight more than one step at a time doesn't work for some reason
                             if (Locomotive.Headlight < val - 1)
-                            {
-                                Locomotive.Headlight++;
-                                Locomotive.SignalEvent(Event.LightSwitchToggle);
-                            }
+                    {
+                        Locomotive.Headlight++;
+                        Locomotive.SignalEvent(Event.LightSwitchToggle);
+                    }
                             if (Locomotive.Headlight > val - 1)
-                            {
-                                Locomotive.Headlight--;
-                                Locomotive.SignalEvent(Event.LightSwitchToggle);
-                            }
+                    {
+                        Locomotive.Headlight--;
+                        Locomotive.SignalEvent(Event.LightSwitchToggle);
+                    }
                             break;
                         case CABViewControlTypes.ORTS_SELECTED_SPEED_SELECTOR:
                             Locomotive.CruiseControl.SelectedSpeedMpS = val;