Updated and working.

IMFHeader.h

@@ -2,13 +2,13 @@
 #define __IMFHeader_h__
 
 #include "ZString.h"
+#include <sstream>
 
 namespace coreutils {
 
    class IMFHeader : public ZString {
 
     public:
-      IMFHeader();
       IMFHeader(ZString &in);
       IMFHeader(ZString key, ZString value);