Fix handling of debit notes.

[Christian Stimming]

Log Message:
-----------
Fix handling of debit notes.

2005-05-23  Christian Stimming  <stimming at tuhh.de>

	* src/import-export/hbci/dialog-hbcitrans.c: Fix handling of debit
	notes -- they were broken at all times since the aqbanking
	transition, oops.

Modified Files:
--------------
    gnucash:
        ChangeLog
    gnucash/src/import-export/hbci:
        dialog-hbcitrans.c
        gnc-hbci-transfer.c