refactored ini management, fixing performance issue and logic error from very low level .

MissionEditor/IniHelper.h

@@ -0,0 +1,31 @@
+#pragma once
+#include <CString>
+#include <ctype.h>
+
+class INIHelper
+{
+public:
+	static bool StingToBool(const CString& str, bool def)
+	{
+		switch (toupper(static_cast<unsigned char>(*str))) {
+		case '1':
+		case 'T':
+		case 'Y':
+			return true;
+		case '0':
+		case 'F':
+		case 'N':
+			return false;
+		default:
+			return def;
+		}
+	}
+	static int StringToInteger(const  CString& str, int def)
+	{
+		int ret = 0;
+		if (sscanf_s(str, "%d", &ret) == 1) {
+			return ret;
+		}
+		return def;
+	}
+};