Added Lua Stuff

There are a few changes to the core Rainmeter code.

Library/lua/LuaScript.h

@@ -0,0 +1,45 @@
+#ifndef LUA_SCRIPT_H
+#define LUA_SCRIPT_H
+
+#include <stdio.h>
+#include "string"
+
+#include "lua.hpp"
+
+class LuaScript
+{
+public:
+
+	LuaScript(lua_State* p_pState, const char* p_strFile, const char* p_strTableName);
+
+	~LuaScript(void);
+	
+	bool FunctionExists(const char* p_strFuncName);
+
+	void RunFunction(const char* p_strFuncName);
+
+	double RunFunctionDouble(const char* p_strFuncName);
+
+	std::wstring RunFunctionString(const char* p_strFuncName);
+
+	lua_State* GetState() { return m_pState; }
+
+	bool IsInitialized() { return m_bInitialized; }
+
+	void BindVariable(const char* p_strName, void* p_pValue, const char* p_strTypeName);
+
+	void PushTable() {	lua_getglobal(m_pState, m_strTableName); }
+
+	static void ReportErrors(lua_State * L);
+
+protected:
+
+	lua_State* m_pState;
+
+	char* m_strTableName;
+
+	bool m_bInitialized;
+};
+
+#endif
+