Fixed Drawable destructor

Former-commit-id: 01ff3c3c86dc0bd3f25b51384b0751d3767aa9ba

include/Nazara/2D/Drawable.hpp

@@ -12,6 +12,9 @@
 class NAZARA_API NzDrawable
 {
 	public:
+		NzDrawable() = default;
+		~NzDrawable();
+
 		virtual void Draw() const = 0;
 };
 

src/Nazara/2D/Drawable.cpp

@@ -0,0 +1,8 @@
+// Copyright (C) 2013 Jérôme Leclercq
+// This file is part of the "Nazara Engine - 2D Module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/2D/Drawable.hpp>
+#include <Nazara/2D/Debug.hpp>
+
+NzDrawable::~NzDrawable() = default;