MFIXReader: Properly close file handles and delete array of arrays.
MFIXReader: Properly close file handles and delete array of arrays.

Change-Id: I19499da923a629028b9909e9725efdc86f313c34

SimVascular/VTK,sumedhasingla/VTK,keithroe/vtkoptix,candy7393/VTK,sankhesh/VTK,demarle/VTK,johnkit/vtk-dev,candy7393/VTK,johnkit/vtk-dev,msmolens/VTK,johnkit/vtk-dev,sankhesh/VTK,biddisco/VTK,SimVascular/VTK,ashray/VTK-EVM,demarle/VTK,mspark93/VTK,biddisco/VTK,candy7393/VTK,jmerkow/VTK,SimVascular/VTK,demarle/VTK,msmolens/VTK,sankhesh/VTK,mspark93/VTK,ashray/VTK-EVM,berendkleinhaneveld/VTK,collects/VTK,collects/VTK,hendradarwin/VTK,berendkleinhaneveld/VTK,collects/VTK,candy7393/VTK,sankhesh/VTK,biddisco/VTK,demarle/VTK,gram526/VTK,SimVascular/VTK,ashray/VTK-EVM,candy7393/VTK,biddisco/VTK,gram526/VTK,mspark93/VTK,sankhesh/VTK,hendradarwin/VTK,sumedhasingla/VTK,sumedhasingla/VTK,ashray/VTK-EVM,candy7393/VTK,biddisco/VTK,msmolens/VTK,sumedhasingla/VTK,candy7393/VTK,demarle/VTK,johnkit/vtk-dev,msmolens/VTK,biddisco/VTK,demarle/VTK,gram526/VTK,sumedhasingla/VTK,sumedhasingla/VTK,keithroe/vtkoptix,sankhesh/VTK,collects/VTK,hendradarwin/VTK,msmolens/VTK,jmerkow/VTK,johnkit/vtk-dev,ashray/VTK-EVM,gram526/VTK,jmerkow/VTK,candy7393/VTK,keithroe/vtkoptix,mspark93/VTK,keithroe/vtkoptix,SimVascular/VTK,hendradarwin/VTK,sankhesh/VTK,collects/VTK,hendradarwin/VTK,mspark93/VTK,msmolens/VTK,sumedhasingla/VTK,hendradarwin/VTK,gram526/VTK,keithroe/vtkoptix,msmolens/VTK,gram526/VTK,berendkleinhaneveld/VTK,jmerkow/VTK,ashray/VTK-EVM,mspark93/VTK,johnkit/vtk-dev,mspark93/VTK,sumedhasingla/VTK,demarle/VTK,gram526/VTK,demarle/VTK,ashray/VTK-EVM,keithroe/vtkoptix,berendkleinhaneveld/VTK,jmerkow/VTK,jmerkow/VTK,hendradarwin/VTK,SimVascular/VTK,berendkleinhaneveld/VTK,mspark93/VTK,keithroe/vtkoptix,keithroe/vtkoptix,msmolens/VTK,berendkleinhaneveld/VTK,sankhesh/VTK,jmerkow/VTK,collects/VTK,biddisco/VTK,SimVascular/VTK,SimVascular/VTK,berendkleinhaneveld/VTK,johnkit/vtk-dev,gram526/VTK,ashray/VTK-EVM,jmerkow/VTK