Merge branch 'master' into jgrpp

Remove the viewport sign cache as this is now superseded by the kd tree
implementation

# Conflicts:
#	src/crashlog.cpp
#	src/lang/english.txt
#	src/misc.cpp
#	src/pathfinder/follow_track.hpp
#	src/pbs.cpp
#	src/rail_cmd.cpp
#	src/saveload/vehicle_sl.cpp
#	src/settings.cpp
#	src/settings_gui.cpp
#	src/ship_cmd.cpp
#	src/station.cpp
#	src/station_base.h
#	src/station_cmd.cpp
#	src/table/settings.ini
#	src/thread/thread_morphos.cpp
#	src/town_cmd.cpp
#	src/train_cmd.cpp
#	src/viewport.cpp
#	src/waypoint.cpp

src/cargomonitor.cpp

@@ -150,9 +150,9 @@ void AddCargoDelivery(CargoID cargo_type, CompanyID company, uint32 amount, Sour
 	if (iter != _cargo_deliveries.end()) iter->second += amount;
 
 	/* Industry delivery. */
-	for (const Industry * const *ip = st->industries_near.Begin(); ip != st->industries_near.End(); ip++) {
-		if ((*ip)->index != dest) continue;
-		CargoMonitorID num = EncodeCargoIndustryMonitor(company, cargo_type, (*ip)->index);
+	for (Industry *ind : st->industries_near) {
+		if (ind->index != dest) continue;
+		CargoMonitorID num = EncodeCargoIndustryMonitor(company, cargo_type, ind->index);
 		CargoMonitorMap::iterator iter = _cargo_deliveries.find(num);
 		if (iter != _cargo_deliveries.end()) iter->second += amount;
 	}