(svn r12031) -Fix [FS#1689,FS#1719]: Prevent towns from removing or claiming ownership of player owned tiles when growing.

src/town_cmd.cpp

@@ -1189,7 +1189,7 @@ static int GrowTownAtRoad(Town *t, TileIndex tile)
 			/* Don't allow building over roads of other cities */
 			if (IsTileOwner(tile, OWNER_TOWN) && GetTownByTile(tile) != t) {
 				_grow_town_result = GROWTH_SUCCEED;
-			} else if (_game_mode == GM_EDITOR) {
+			} else if (IsTileOwner(tile, OWNER_NONE) && _game_mode == GM_EDITOR) {
 				/* If we are in the SE, and this road-piece has no town owner yet, it just found an
 				 * owner :) (happy happy happy road now) */
 				SetTileOwner(tile, OWNER_TOWN);

src/unmovable_cmd.cpp

@@ -264,6 +264,8 @@ static CommandCost ClearTile_Unmovable(TileIndex tile, byte flags)
 		return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);
 
 	if (IsStatue(tile)) {
+		if (flags & DC_AUTO) return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);
+
 		TownID town = GetStatueTownID(tile);
 		ClrBit(GetTown(town)->statues, _current_player);
 		InvalidateWindow(WC_TOWN_AUTHORITY, town);