Merge branch 'master' into jgrpp

# Conflicts:
#	src/3rdparty/fmt/core.h
#	src/command_type.h
#	src/console_cmds.cpp
#	src/core/overflowsafe_type.hpp
#	src/landscape.cpp
#	src/network/network.cpp
#	src/newgrf_object.h
#	src/object_cmd.cpp
#	src/order_gui.cpp
#	src/saveload/vehicle_sl.cpp
#	src/script/api/script_industrytype.cpp
#	src/script/api/script_object.hpp
#	src/script/api/script_town.cpp
#	src/table/object_land.h
#	src/timetable_cmd.cpp
#	src/tree_cmd.cpp
#	src/vehicle_gui.cpp
#	src/window.cpp

src/script/api/script_object.cpp

@@ -395,3 +395,19 @@ ScriptObject::ActiveInstance::~ActiveInstance()
 
 	NOT_REACHED();
 }
+
+
+/* static */ Randomizer ScriptObject::random_states[OWNER_END];
+
+Randomizer &ScriptObject::GetRandomizer(Owner owner)
+{
+	return ScriptObject::random_states[owner];
+}
+
+void ScriptObject::InitializeRandomizers()
+{
+	Randomizer random = _random;
+	for (Owner owner = OWNER_BEGIN; owner < OWNER_END; owner++) {
+		ScriptObject::GetRandomizer(owner).SetSeed(random.Next());
+	}
+}