Dictionary date didn't match the definition updates. SU types
and linked data name types also mismatched.

The values are properly located in the templ_attr.cif file, which
is where they should be modified.

This avoids cycling through the main repo while debugging the ms dic updates.

Changes to ensure definitions are internally consistent with related
data names.

Make sure everything works together locally before doing a PR to main repo

cif_ms refers to multiblock and twinning dictionaries.

The cif_ms redefines the CELL category as Looped, which causes
child Set categories in core to create alerts.

atom_site and cell categories needed key data names adjusted.

The import logic resulted in the non-multi-block ATOM_SITE_ANISO
definition being retained, as that was the result of the first
import.

A local version was used to explore fixes.

Local changes were used while developing fixes.