Merge branch 'master' into jgrpp-beta

# Conflicts:
#	src/lang/arabic_egypt.txt
#	src/lang/english.txt
#	src/lang/greek.txt
#	src/network/core/tcp_connect.cpp
#	src/network/network_client.cpp
#	src/network/network_client.h
#	src/pathfinder/npf/npf.cpp
#	src/pathfinder/yapf/yapf_ship.cpp
#	src/rail_gui.cpp
#	src/settings_table.cpp
#	src/settings_type.h
#	src/station_cmd.cpp
#	src/table/settings/gui_settings.ini
#	src/town_cmd.cpp
#	src/widgets/rail_widget.h

src/station_cmd.cpp

@@ -4150,7 +4150,11 @@ void DeleteStaleLinks(Station *from)
 						auto res = _delete_stale_links_vehicle_cache.insert(v->index);
 						// Only run LinkRefresher if vehicle was not already in the cache
 						if (res.second) {
-							LinkRefresher::Run(v, false); // Don't allow merging. Otherwise lg might get deleted.
+							/* Do not refresh links of vehicles that have been stopped in depot for a long time. */
+							if (!v->IsStoppedInDepot() || static_cast<uint>(_date - v->date_of_last_service) <=
+									LinkGraph::STALE_LINK_DEPOT_TIMEOUT) {
+								LinkRefresher::Run(v, false); // Don't allow merging. Otherwise lg might get deleted.
+							}
 						}
 						if (edge.LastUpdate() == _date) {
 							updated = true;