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/fileSeries.hpp

@@ -0,0 +1,41 @@
+
+
+
+#ifndef __fileSeries_hpp__
+#define __fileSeries_hpp__
+
+#include "fileStream.hpp"
+#include "Map.hpp"
+
+
+namespace pFlow::PFtoVTK
+{
+
+class fileSeries
+{
+private:
+
+    using TimeFileType = Map<real, word>; 
+    
+    Map<word, TimeFileType>     timeFiles_;
+
+    fileSystem          destDir_;
+
+    void writeOneBaseName(const word& baseName);
+
+public:
+
+    fileSeries(const fileSystem dest);
+        
+    ~fileSeries();
+
+
+    bool addTimeFile(const word& baseName, real time, const word& fileName);
+
+    bool addTimeFile(const wordList& baseNames, real time, const wordList& fileNames);
+};
+
+}
+
+
+#endif //__fileSeries_hpp__