Remove call to ad._repack_hdf(), fix short_cache_file() assignment
Remove call to ad._repack_hdf(), fix short_cache_file() assignment

MBARIMike/oxyfloat,MBARIMike/biofloat,MBARIMike/biofloat,biofloat/biofloat,biofloat/biofloat,MBARIMike/oxyfloat