r9179: 30 Apr 2004 Marcus Pearce (m.t.pearce@city.ac.uk)

        * Version 2.9.6
        * sql/objects.lisp: remove create/drop-sequence-from-class.
        * sql/objects.lisp: add INSTANCE-REFRESHED generic function.
        * sql/objects.lisp: improved CommonSQL compatibility for
        UPDATE-RECORD-FROM-SLOT, UPDATE-RECORD-FROM-SLOTS,
        UPDATE-RECORDS-FROM-INSTANCE and DELETE-INSTANCE-RECORDS.
        * sql/generics.lisp: move generics from objects.lisp to here.