Added systems

It's now officially an ECS, yay!


Former-commit-id: e2aacaa5c9fd362921cf3d064e346d11f942bd59

SDK/include/NDK/System.hpp

@@ -0,0 +1,27 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Development Kit"
+// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
+
+#pragma once
+
+#ifndef NDK_SYSTEM_HPP
+#define NDK_SYSTEM_HPP
+
+#include <NDK/BaseSystem.hpp>
+
+namespace Ndk
+{
+	template<typename ComponentType>
+	class System : public BaseSystem
+	{
+		public:
+			System();
+			virtual ~System();
+
+			BaseSystem* Clone() const override;
+	};
+}
+
+#include <NDK/System.inl>
+
+#endif // NDK_SYSTEM_HPP