Create manual linkback exit in the correct direction

src/ai/coherence.rs

@@ -188,7 +188,7 @@ pub fn make_scene_from_stub_coherent(content: &mut ContentContainer, connected_s
         println!("WARNING: could not correct stub exit - creating manually");
 
         // Could not find a connected exit at all. Create one manually
-        let exit = Exit::from_connected_scene(connected_scene, direction_from);
+        let exit = Exit::from_connected_scene(connected_scene, &reversed_direction);
         new_scene.exits.push(exit);
     }
 }