message: fixed an issue complained by VS compiler
diff: @@ -259,7 +259,7 @@ void BP4Writer::InitBPBuffer()
  preMetadataIndex.m_Buffer, position, IsLittleEndian);
  // std::cout << "last step of previous run is: " << lastStep <<
  // std::endl;
  - m_BP4Serializer.m_MetadataSet.TimeStep += lastStep;
  + m_BP4Serializer.m_MetadataSet.TimeStep += static_cast<uint32_t>(lastStep);
  m_BP4Serializer.m_MetadataSet.CurrentStep += lastStep;
  // std::cout << "TimeStep is: " <<
  // m_BP4Serializer.m_MetadataSet.TimeStep << std::endl; std::cout <<
  