But 5742: Batch edit patrons

But 5742: Batch edit patrons

new permission : edit_patrons

Plan test:
- Go on the page: tools > Patrons modification (modborrowers.pl)
- Enter a list of cardnumbers (or use a file)
- Modify one or more patron's fields (you can modify surname, firstname,
branchname, category, sort1, sort2, date of enrollment, date of expiry,
debarred date, debarred comment and borrower note)
- Save
- Check on the result page (or in database for non-displayed fields) if
modifications have been correctly made.
- re test with different attributes. For each attributes filled with an
authorized value category, you can select a value in a drop-down list.
Else it's a free input text. If your attribute is filled with a patron
category, the modification performs only on patrons belonging to this
category
- Save
- Verify on the result page

Signed-off-by: Mathilde Formery <mathilde.formery@ville-nimes.fr>
Signed-off-by: Stéphane Delaye <stephane.delaye@biblibre.com>
Signed-off-by: Paul Poulain <paul.poulain@biblibre.com>