message: FormatString: added stream inserter for MemorySizeFormatter
diff: @@ -100,4 +100,11 @@ void FormatStrSS(SSType& ss, const MemorySizeFormatter<Type>& Arg)
  }
  }
  +template <typename StreamType, typename Type>
  +StreamType& operator<<(StreamType& Stream, const MemorySizeFormatter<Type>& Arg)
  +{
  + FormatStrSS(Stream, Arg);
  + return Stream;
  +}
  +
  } // namespace Diligent
  