pgbulkload - pgbulkload: Fix bugs.

Log Message:
-----------
Fix bugs.
- Avoid deadlock in case of WRITER=PARALLEL and TYPE=FUNCTION or use FILTER function.
- Fix binary parser when use FILTER function.
- Fix parser of COL parameter.

Modified Files:
--------------
    pgbulkload/bin/expected:
        load_bin.out (r1.15 -> r1.16)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/expected/load_bin.out?r1=1.15&r2=1.16)
        load_filter-8.3.out (r1.7 -> r1.8)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/expected/load_filter-8.3.out?r1=1.7&r2=1.8)
        load_filter-8.4.out (r1.7 -> r1.8)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/expected/load_filter-8.4.out?r1=1.7&r2=1.8)
        load_filter-9.0.out (r1.7 -> r1.8)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/expected/load_filter-9.0.out?r1=1.7&r2=1.8)
        load_filter-9.1.out (r1.5 -> r1.6)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/expected/load_filter-9.1.out?r1=1.5&r2=1.6)
    pgbulkload/bin/sql:
        load_bin.sql (r1.5 -> r1.6)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/sql/load_bin.sql?r1=1.5&r2=1.6)
        load_filter-8.3.sql (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/sql/load_filter-8.3.sql?r1=1.2&r2=1.3)
        load_filter-8.4.sql (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/sql/load_filter-8.4.sql?r1=1.2&r2=1.3)
        load_filter-9.0.sql (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/sql/load_filter-9.0.sql?r1=1.2&r2=1.3)
        load_filter-9.1.sql (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/sql/load_filter-9.1.sql?r1=1.1&r2=1.2)
    pgbulkload/include:
        reader.h (r1.19 -> r1.20)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/include/reader.h?r1=1.19&r2=1.20)
    pgbulkload/lib:
        parser_binary.c (r1.16 -> r1.17)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/lib/parser_binary.c?r1=1.16&r2=1.17)
        parser_function.c (r1.10 -> r1.11)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/lib/parser_function.c?r1=1.10&r2=1.11)
        reader.c (r1.24 -> r1.25)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/lib/reader.c?r1=1.24&r2=1.25)

Added Files:
-----------
    pgbulkload/bin/data:
        bin5.ctl (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/data/bin5.ctl?rev=1.1&content-type=text/x-cvsweb-markup)
        bin6.ctl (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/data/bin6.ctl?rev=1.1&content-type=text/x-cvsweb-markup)
        data4.bin (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbulkload/pgbulkload/bin/data/data4.bin?rev=1.1&content-type=text/x-cvsweb-markup)