Log Message:
-----------
Return proper exit code (3) from psql when ON_ERROR_STOP=on and
--single-transaction are both used and the failure happens in commit,
e.g. failed deferred trigger. Also properly free BEGIN/COMMIT result
structures from --single-transaction.
Per report from Dominic Bevacqua
Modified Files:
--------------
pgsql/src/bin/psql:
command.c (r1.216 -> r1.217)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/command.c?r1=1.216&r2=1.217)