Debug for finding inner radial point
Delete write for debugging
bug fix in interpolation and merge
Fix bug in subroutine call for cal_sph_div_flux_4_fix_ctr
Bug fix for merge program
Debug in LU decomposition for 3-band matrix
Split pressure poisson matrix construction for sph_snapshot
Make structures for control arrays
Use structures for array control input
Use structure for control arrays for gen_sph_grids
Use structures for control arrays in Multigrid control
Use structure for array input for cubed sphere generation
Use structures for array input for field lines and SGS controls
Use structures for reading boundary conditions controls
Use structures for control arrays in partitioner
Use structures for control array in normalization
Use structures for control arrays in visualizers
Fix doxygen comments
Use structures for array controls for field information
Use structures for control arrays for time evolution