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/game/game_text.cpp

@@ -225,6 +225,7 @@ public:
 GameStrings *LoadTranslations()
 {
 	const GameInfo *info = Game::GetInfo();
+	assert(info != nullptr);
 	std::string basename(info->GetMainScript());
 	auto e = basename.rfind(PATHSEPCHAR);
 	if (e == std::string::npos) return nullptr;