Log Message:
-----------
add support for START TRANSACTION command
change recognize transaction only when libpq PQresultStatus returns PGRES_COMMAND_OK
Modified Files:
--------------
psqlodbc:
connection.c (r1.130 -> r1.131)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/connection.c.diff?r1=1.130&r2=1.131)