Bug 14753 - Show accession date on checkin

Bug 14753 - Show accession date on checkin

This patch adds the dateaccessioned column fro an item to the display on
returns.pl. The column is added with a CSS class for easy selection.

To test:
Check in some items
Note date accessioned is not shown
Apply patch
Refresh page
Check in some items
See the added column 'Date acquired'

Sponsored by: North Central Regional Library (ncrl.org)

Signed-off-by: Marc Véron <veron@veron.ch>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Brendan Gallagher brendan@bywatersolutions.com