adding cache as a HDF5
Merge branch 'master' of https://git.code.sf.net/p/pmviewer/spmviewer
fix reader
New block with size name
Merge branch 'master' of https://git.code.sf.net/p/pmviewer/spmviewer
arepo gets time from the header
remove iterate in HDF
add report on how many particles in the RAM/GPU