Merge branch 'improved_breakdowns' into jgrpp

# Conflicts:
#	src/vehiclelist.cpp

src/pathfinder/yapf/yapf_destrail.hpp

@@ -140,7 +140,8 @@ public:
 					 * waypoint. */
 					Yapf().DisableCache(true);
 				}
-				/* FALL THROUGH */
+				FALLTHROUGH;
+
 			case OT_GOTO_STATION:
 				m_destTile = CalcClosestStationTile(v->current_order.GetDestination(), v->tile, v->current_order.IsType(OT_GOTO_STATION) ? STATION_RAIL : STATION_WAYPOINT);
 				m_dest_station_id = v->current_order.GetDestination();