rherrero-pf

Include multi-thread meshing for gmsh to accelerate process

3

gmsh allows for certain algorithms to parallelize the meshing operation, e.g. of possible implementation ``` gmsh.option.setNumber("Mesh.MaxNumThreads1D", number_of_threads) gmsh.option.setNumber("Mesh.MaxNumThreads2D", number_of_threads) gmsh.option.setNumber("Mesh.MaxNumThreads3D", number_of_threads) ```

Add Scale Argument to VTK Export for Mesh Tally

2

## Description In many engineering workflows, the standard base unit is the meter. However, when exporting VTK files from a mesh tally in OpenMC, the default units often require manual...

## Description At the moment we export unstructured meshes in legacy VTK format. Ideally, one would be able to export VTU, which is a modern version and provides better compression....