Bug 12403: Add a batch record deletion

Bug 12403: Add a batch record deletion

This patch offers a new tool for deleting records.
Biblios and authorities will can to be deleted with a simple list of
biblionumber or authid.

This feature adds:
- a new pl/tt files tools/batch_delete_records
- a new permission: tools > records_batchdel

Test plan for biblios:
1/ There are two ways to generate a list of biblionumbers:
- using the basket: do a search, add some biblio to your basket, open
  the basket and click on the "Action" button > "Delete"
- generating a list from a report
2/ On the "Batch record deletion" tool verify:
- biblios with issues cannot be deleted (checkbox disabled and line in
  red).
- information is correct.
- sort functions work on each columns.
- the items, reserves and issues values are correct.
3/ After clicking on the "Delete selected recors" button, verify:
- reserves, items and biblio have successful been deleted.
- if an error occurs, the tool display an error message.

Test plan for authority:
1/ Generate a list of authid using a report:
2/ On the "Batch record deletion" tool verify:
- authorities are display with the summary.
- the count usage (used in X biblios) is correct.
3/ After clicking on the "Delete selected recors" button, verify:
- The authorities have successful been deleted.
- if an error occurs, the tool display an error message.

Signed-off-by: Brendan Gallagher <brendan@bywatersolutions.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>