(NDK) Modified component/system registration interface

Let's hope it's the last time I do this


Former-commit-id: 75f8e63e90e067a7d21efa6a1226ae4bbe050ab9

SDK/include/NDK/BaseSystem.inl

@@ -35,11 +35,6 @@ namespace Ndk
 		return m_entityBits.UnboundedTest(entity->GetId());
 	}
 
-	inline SystemIndex BaseSystem::GetNextIndex()
-	{
-		return s_nextIndex++;
-	}
-
 	template<typename ComponentType>
 	void BaseSystem::Excludes()
 	{
@@ -60,6 +55,11 @@ namespace Ndk
 		m_excludedComponents.UnboundedSet(index);
 	}
 
+	inline SystemIndex BaseSystem::GetNextIndex()
+	{
+		return s_nextIndex++;
+	}
+
 	template<typename ComponentType>
 	void BaseSystem::Requires()
 	{