Add: [Get/Set]AngularDamping for standardization (#173)

* Update

* Add: [Get/Set]AngularDaming for standardization

include/Nazara/Physics2D/RigidBody2D.inl

@@ -0,0 +1,21 @@
+// Copyright (C) 2017 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Physics 2D module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Physics2D/RigidBody2D.hpp>
+#include <Nazara/Physics2D/Debug.hpp>
+
+namespace Nz
+{
+	inline float RigidBody2D::GetAngularDamping() const
+	{
+		return GetMomentOfInertia();
+	}
+
+	inline void RigidBody2D::SetAngularDamping(float angularDamping)
+	{
+		SetMomentOfInertia(angularDamping);
+	}
+}
+
+#include <Nazara/Physics2D/DebugOff.hpp>