Imported more library files

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Libs/Matter/third_party/nlio/include/nlio-byteorder.hpp

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+/**
+ *    Copyright 2013-2016 Nest Labs Inc. All Rights Reserved.
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+/**
+ *    @file
+ *      This file defines C++ functions for safely performing simple,
+ *      memory-mapped accesses, potentially to unaligned memory
+ *      locations with byte reordering.
+ */
+
+#ifndef NLIO_BYTEORDER_HPP
+#define NLIO_BYTEORDER_HPP
+
+#include <nlio-base.hpp>
+#include <nlbyteorder.hpp>
+
+#include <nlio-byteorder-big.hpp>
+#include <nlio-byteorder-little.hpp>
+
+#endif // NLIO_BYTEORDER_HPP