Added copy operators for game's static instance

Player
CommandParser can be swapped but not copied.

Engine/headers/player.h

@@ -1,13 +1,13 @@
 #pragma once
 
-#include <iostream>
 #include <math.h>
-#include <string>
+#include <utility>
 #include "creature.h"
 
 
 class Player : Creature {
-private:
+
+    private:
     // Inventory inventory;
 
     // Lets keep the room a loose reference to avoid to many hardcoded details and other info
@@ -15,11 +15,29 @@ private:
     int prevRoomID = -1;
 
 public:
+
+    Player();
+    Player(Player &rhs);
+    Player& operator=(Player& rhs);
+
     void Init() override;
     void LevelUp() override;
     void Die() override;
     void TakeDamage(int damageType, float damage) override;
     float GetHealth() override;
-
     void ChangeRoom(int roomID);
+
+    inline friend void swap(Player& lhs,  Player &rhs) noexcept
+    {    
+        using std::swap;
+        swap(lhs.id, rhs.id);
+        swap(lhs.name, rhs.name);
+        swap(lhs.description, rhs.description);
+        swap(lhs.stats, rhs.stats);
+        swap(lhs.level, rhs.level);
+        swap(lhs.prevRoomID, rhs.prevRoomID);
+        swap(lhs.curRoomID, rhs.curRoomID);
+    }
+
+    ~Player();
 };