Bug 19374: CircSidebar overlapping transferred items table

Bug 19374: CircSidebar overlapping transferred items table

When CircSidebar is activated, "Transferred items" table at
Circulation -> Transfers goes under the sidebar. This patch fixes the issue.

To test:
1. Enable CircSidebar system preference
2. Go to cgi-bin/koha/circ/branchtransfers.pl
3. Enter a barcode and click submit
4. Observe transferred items table under the circulation side bar
5. Apply patch
6. Enter a barcode and click submit
7. Observe transferred items is now correctly displayed
8. Also test with CircSidebar system preference deactivated

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Bug 19374: (follow-up) Remove stray closing div tag

To test:
1. Apply first patch and validate the document e.g. here
   https://validator.w3.org/#validate_by_input
2. Observe "Stray end tag div." error
3. Apply this patch and validate again
4. Observe no errors
5. Go through test plan from first patch to make sure things still look nice

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>