Method DeepCopy

src/util/tinyxml2/tinyxml2.cpp:2073–2084

	void XMLDocument::DeepCopy(XMLDocument* target) const
	{
		TIXMLASSERT(target);
		if (target == this) {
			return; // technically success - a no-op.
		}

		target->Clear();
		for (const XMLNode* node = this->FirstChild(); node; node = node->NextSibling()) {
			target->InsertEndChild(node->DeepClone(target));
		}
	}

	XMLElement* XMLDocument::NewElement(const char* name)
	{