Added first pass on swap chain. Still needs Render Target View and various stuff.

+ Reformat all files

Game/Entity/EntityManager.h

@@ -13,7 +13,7 @@ namespace Game
         // May be this should contains the allocator for each entity types
     };
 
-    void InitEntityManager();\
+    void           InitEntityManager();
     EntityManager& GetEntityManager();
-    void RegisterEntity(EntityManager& manager, Entity* entity);
-}
+    void           RegisterEntity(EntityManager& manager, Entity* entity);
+} // namespace Game