Add Music fluctuations project and Chinese plan docs

MVS/Music fluctuations/source/time/Clock.h

@@ -0,0 +1,15 @@
+#pragma once
+#include <chrono>
+#include <iostream>
+#include"../global/Base.h"
+#include"../global/Config.h"
+class Clock
+{
+public:
+	Clock();
+	~Clock();
+	double Update();
+
+private:
+	long long m_lastTime = 0;
+};