pgbulkload - pgbulkload: Fix bugs.

Log Message:
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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:
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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)