martin f. krafft <madduck@madduck.net> [Fri, 13 Apr 2012 23:09:40 +0200] rev 531
Modify Account class to handle NULL references
This patch modifies the Account class to defer to using the associated
domain's tid/ssid/qid fields if the per-instance fields are None/NULL.
martin f. krafft <madduck@madduck.net> [Fri, 13 Apr 2012 17:49:14 +0200] rev 530
Modify SQL update script to accept NULL fields for users
The value NULL in the qid/ssid/tid fields of the user table means that the
value from the associated domain record should be used instead.
This patch modifies the PL/pgSQL functions used by Dovecot and Postfix
accordingly.