Automatic merge of T1.5.1-689-g9d41208f0 and 18 pull requests

- Pull request #570 at c59c788: Experimental glTF 2.0 support with PBR lighting
- Pull request #839 at d00beb9: First phase of https://blueprints.launchpad.net/or/+spec/additional-cruise-control-parameters
- Pull request #865 at 67014b7: Dispatcher window improvements
- Pull request #874 at f8dbeab: Dynamic brake controller refactoring
- Pull request #875 at 43bf33e: Bug fix for https://bugs.launchpad.net/or/+bug/2036346 Player train switching doesn't work with 3D cabs
- Pull request #876 at f92de76: docs: add source for documents previously on website to source Documentation folder
- Pull request #878 at a088cf7: Implement Polach Adhesion
- Pull request #882 at c5cdbd3: Blueprint/train car operations UI window
- Pull request #883 at edcc2dd: SwitchPanel disconnect/connect handling
- Pull request #885 at c81447b: feat: Add notifications to Menu
- Pull request #886 at 93a5fa9: Scene viewer extension to TrackViewer
- Pull request #888 at d7daf62: docs: Document player application model
- Pull request #890 at 39a9fa4: Allow depart early
- Pull request #892 at 1f5ba4c: Signal Function OPP_SIG_ID_TRAINPATH
- Pull request #893 at bf8876b: Signal errors
- Pull request #894 at 794fddf: Correct Decrease Colour
- Pull request #896 at 5866028: First implementation of https://blueprints.launchpad.net/or/+spec/specific-sounds-for-ai-trains
- Pull request #897 at 64a29c8: feat: Improved system information collection

Author: openrails-bot

Source/RunActivity/Viewer3D/Popups/TrainCarOperationsWindow.cs

@@ -131,6 +131,9 @@ public struct ListLabel
         }
         public List<ListLabel> Labels = new List<ListLabel>();
 
+        public List<bool> RearBrakes = new List<bool>();
+        public bool RefreshRestoredData = false;
+
         Train PlayerTrain;
         int LastPlayerTrainCars;
         bool LastPlayerLocomotiveFlippedState;
@@ -151,6 +154,14 @@ protected internal override void Save(BinaryWriter outf)
             outf.Write(Location.Y);
             outf.Write(Location.Width);
             outf.Write(Location.Height);
+
+            // Saves brake hose state
+            var carsCount = PlayerTrain.Cars.Count();
+            outf.Write(carsCount);
+            foreach (var data in RearBrakes)
+            {
+                outf.Write(data);
+            }
         }
         protected internal override void Restore(BinaryReader inf)
         {
@@ -161,6 +172,14 @@ protected internal override void Restore(BinaryReader inf)
             LocationRestore.Width = inf.ReadInt32();
             LocationRestore.Height = inf.ReadInt32();
 
+            // Restores brake hose state
+            var carsCount = inf.ReadInt32();
+            for (int i = 0; i < carsCount; i++)
+            {
+                RearBrakes.Add(inf.ReadBoolean());
+            }
+            RefreshRestoredData = true;
+
             // Display window
             SizeTo(LocationRestore.Width, LocationRestore.Height);
             MoveTo(LocationRestore.X, LocationRestore.Y);
@@ -313,6 +332,19 @@ void AddSpace()
                         line.AddSpace(textHeight / 2, line.RemainingHeight);
                     }
 
+                    if (RefreshRestoredData)
+                    {   // Restores brake hose
+                        RefreshRestoredData = false;
+                        for (int i = 0; i < PlayerTrain.Cars.Count; i++)
+                        {
+                            (PlayerTrain.Cars[i] as MSTSWagon).BrakeSystem.RearBrakeHoseConnected = RearBrakes[i];
+                        }
+                    }
+                    if (RearBrakes.Count == 0)
+                    {   // Init brake hose
+                        RearBrakes = Enumerable.Repeat(true, PlayerTrain.Cars.Count).ToList();
+                    }
+
                     // reset WarningCarPosition
                     WarningCarPosition = Enumerable.Repeat(false, PlayerTrain.Cars.Count).ToList();
 
@@ -821,6 +853,7 @@ public buttonRearBrakeHose(int x, int y, int size, Viewer viewer, TrainCar car,
             {
                 trainCarOperations.updateWarningCarPosition(carPosition, Texture, BrakeHoseDis);
             }
+            Viewer.TrainCarOperationsWindow.RearBrakes[carPosition] = (viewer.PlayerTrain.Cars[carPosition] as MSTSWagon).BrakeSystem.RearBrakeHoseConnected;
         }
     }
     class buttonFrontAngleCock : Image