Test coverage back and save system should work again but have to confirm it in-game.

map.cpp

@@ -26,6 +26,15 @@ Map::Map(size_t width, size_t height) :
   $paths(height, width, 1000)
 {}
 
+Map::Map(Matrix &walls, Pathing &paths, int limit) :
+  $limit(limit),
+  $walls(walls),
+  $paths(paths)
+{
+  $width = walls[0].size();
+  $height = walls.size();
+}
+
 void Map::make_paths() {
   $paths.compute_paths($walls);
 }
@@ -34,7 +43,6 @@ bool Map::inmap(size_t x, size_t y) {
   return x < $width && y < $height;
 }
 
-
 void Map::set_target(const Point &at, int value) {
   $paths.set_target(at, value);
 }