Binary conversion from pointFiled files to vtk format

- all vtk files are stored in the /particles/ folder
- terminal output is modified
- time series file are added. files with extntions .vtk.series can be loaded into paraview

utilities/pFlowToVTK/CMakeLists.txt

@@ -1,8 +1,10 @@
 
 set(source_files 
+fileSeries.cpp
 pointFieldToVTK.cpp
 triSurfaceFieldToVTK.cpp
 pFlowToVTK.cpp 
+
 #geometric.cpp 
 )
 set(link_lib phasicFlow Kokkos::kokkos Utilities)