message: Fix compile in binaryDataBuffer.h
diff: @@ -188,7 +188,7 @@ private:
  if (!util::fileExists(m_filename)) m_fileSize = 0; //in case there was no file before
  else m_fileSize = util::getFileSize(m_filename);
  - std::ios_base::open_mode m = std::ios::binary;
  + std::ios_base::openmode m = std::ios::binary;
  if (m_mode & Mode::read_flag) m |= std::ios::in;
  if (m_mode & Mode::write_flag) m |= std::ios::out;
  