Automatic merge of T1.6-rc2-41-gacd714487 and 9 pull requests

- Pull request #1086 at e10390b: Add Settings Exporter tool (copy settings to INI, etc)
- Pull request #1091 at 35f0051: Automatic speed control
- Pull request #1107 at f5eb3dc: Fix DPMode when last remote is moved to front.
- Pull request #1108 at 343c792: Fix Horn, Bell, and MU light conditions on AI trains
- Pull request #1109 at 0190043: Fix Erroneous Detection of Departure Before Passenger Boarding Completed
- Pull request #1110 at 387388e: Fix Activity Runner persists after loading exception
- Pull request #1082 at 5845a1a: Allow variable water level in glass gauge
- Pull request #1104 at f40920a: Handle simple adhesion within the axle module
- Pull request #1081 at 689494b: Brake cuts power unification

Author: openrails-bot

Source/Orts.Simulation/Simulation/RollingStocks/SubSystems/PowerTransmissions/Axle.cs

@@ -1435,7 +1435,12 @@ public void UpdateSimpleAdhesion(float elapsedClockSeconds)
 
             float adhesionForceN = AxleWeightN * AdhesionLimit;
             SlipPercent = Math.Abs(axleOutForceN) / adhesionForceN * 100;
-            if (SlipPercent > 100)
+            if (Car is MSTSSteamLocomotive steam && !steam.AdvancedAdhesionModel)
+            {
+                // Do not allow wheelslip on steam locomotives if simple adhesion is selected
+                SlipPercent = 0;
+            }
+            else if (SlipPercent > 100)
             {
                 axleOutForceN = MathHelper.Clamp(axleOutForceN, -adhesionForceN, adhesionForceN);
                 // Simple adhesion, simple wheelslip conditions