Merge branch 'master' into jgrpp

# Conflicts:
#	.github/workflows/ci-build.yml
#	.github/workflows/release-linux.yml
#	.github/workflows/release-macos.yml
#	.github/workflows/release-windows.yml
#	.gitignore
#	COMPILING.md
#	src/company_gui.cpp
#	src/date_gui.cpp
#	src/engine.cpp
#	src/engine_func.h
#	src/fileio.cpp
#	src/linkgraph/linkgraph_gui.h
#	src/newgrf_debug_gui.cpp
#	src/newgrf_gui.cpp
#	src/order_gui.cpp
#	src/osk_gui.cpp
#	src/rail_gui.cpp
#	src/road_gui.cpp
#	src/script/api/script_event_types.hpp
#	src/sl/oldloader_sl.cpp
#	src/smallmap_gui.cpp
#	src/station_cmd.cpp
#	src/toolbar_gui.cpp
#	src/town_gui.cpp
#	src/transparency_gui.cpp
#	src/vehicle_gui.cpp
#	src/widget.cpp
#	src/widget_type.h
#	src/widgets/dropdown.cpp
#	src/widgets/dropdown_func.h
#	src/widgets/dropdown_type.h
#	src/widgets/group_widget.h
#	src/widgets/vehicle_widget.h
#	src/window.cpp
#	src/window_gui.h
#	src/window_type.h

regression/regression/main.nut

@@ -1812,10 +1812,17 @@ function Regression::Vehicle()
 	print("    GetLastErrorString():  " + AIError.GetLastErrorString());
 
 	local list = AIVehicleList();
+	local in_depot = AIVehicleList(AIVehicle.IsInDepot);
+	local IsType = function(vehicle_id, type) {
+		return AIVehicle.GetVehicleType(vehicle_id) == type;
+	}
+	local rv_list = AIVehicleList(IsType, AIVehicle.VT_ROAD);
 
 	print("");
 	print("--VehicleList--");
 	print("  Count():             " + list.Count());
+	print("  InDepot Count():     " + in_depot.Count());
+	print("  RoadVehicle Count(): " + rv_list.Count());
 	list.Valuate(AIVehicle.GetLocation);
 	print("  Location ListDump:");
 	for (local i = list.Begin(); !list.IsEnd(); i = list.Next()) {

regression/regression/result.txt

@@ -9389,6 +9389,8 @@ ERROR: IsEnd() is invalid as Begin() is never called
 
 --VehicleList--
   Count():             5
+  InDepot Count():     4
+  RoadVehicle Count(): 2
   Location ListDump:
     13 => 33417
     12 => 33417