C4/Biblio.pm - removed following functions:
_biblioitem_cn_sort
_items_cn_sort
TODO: add a new call number filing routine to emulate logic of
_biblioitem_cn_sort for compatibility purposes
Signed-off-by: Chris Cormack <crc@liblime.com>
Signed-off-by: Joshua Ferraro <jmf@liblime.com>
Database schema definitions and system preferences support
for defining classification sources and filing rules.
Signed-off-by: Chris Cormack <crc@liblime.com>
Signed-off-by: Joshua Ferraro <jmf@liblime.com>