standard compiler compatibility changes (#3040)

* move math to cmath

* replace stdarg to cstdarg

* change stdint to stdint.h

* minor fixes

* change stdio to cstdio

* change stdlib to stdlib

* renamed ctype to cctype

* fix missing argument for UNSET_FLAG

src/JSystem/J2DGraph/J2DPrint.cpp

@@ -3,8 +3,8 @@
 #include "JSystem/J2DGraph/J2DPrint.h"
 #include "JSystem/JKernel/JKRHeap.h"
 #include "JSystem/JUtility/JUTFont.h"
-#include <stdio>
-#include <stdlib>
+#include <cstdio>
+#include <cstdlib>
 
 char* J2DPrint::mStrBuff;