pgloader - pgloader: Support partial columns definition for COPY

Log Message:
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Support partial columns definition for COPY

Modified Files:
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    pgloader:
        pgloader.1.sgml (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/pgloader.1.sgml.diff?r1=1.1&r2=1.2)
    pgloader/examples:
        pgloader.conf (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/examples/pgloader.conf.diff?r1=1.1&r2=1.2)
    pgloader/pgloader:
        db.py (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/pgloader/db.py.diff?r1=1.1&r2=1.2)
        pgloader.py (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/pgloader/pgloader.py.diff?r1=1.1&r2=1.2)

Added Files:
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    pgloader/examples/serial:
        serial.data (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/examples/serial/serial.data?rev=1.1&content-type=text/x-cvsweb-markup)
        serial.sql (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgloader/pgloader/examples/serial/serial.sql?rev=1.1&content-type=text/x-cvsweb-markup)