This patch adds a new column to the 'Bibliographic records' tab in
Administration > Search engine configuration (Elasticsearch)
To test:
1 - Confirm the new 'filter' column shows
2 - Update an existing field to set filter to punctuation
3 - Confirm it can be saved
4 - Add a new field
5 - Confirm it saves correctly
6 - Unset filter for a field
7 - Confirm it saves
Signed-off-by: Danielle M Elder <danielle.elder@law.utexas.edu> Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com> Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>