Moved HDF5 initialization / cleanup to the higher-level routine.
Moved HDF5 initialization / cleanup to the higher-level routine.

evaneschneider/cholla,cholla-hydro/cholla,cholla-hydro/cholla,cholla-hydro/cholla,evaneschneider/cholla,evaneschneider/cholla,cholla-hydro/cholla,evaneschneider/cholla