Revert "Coin Fields changed significantly, imported values from Nomisma.org"
Revert "Coin Fields changed significantly, imported values from Nomisma.org"

This reverts commit d1de1eebf0c5c461a4923c5d9c5d3e60ed78f55d.

codarchlab/idai-field-client,codarchlab/idai-field-client,codarchlab/idai-field-client,codarchlab/idai-field-client