pgsql: Fix pg_restore to properly discard COPY data when trying to

Log Message:
-----------
Fix pg_restore to properly discard COPY data when trying to continue
after an error in a COPY statement.  Formerly it thought the COPY data
was SQL commands, and got quite confused.

Stephen Frost

Modified Files:
--------------
    pgsql/src/bin/pg_dump:
        pg_backup_archiver.c (r1.119 -> r1.120)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_backup_archiver.c.diff?r1=1.119&r2=1.120)
        pg_backup_archiver.h (r1.68 -> r1.69)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_backup_archiver.h.diff?r1=1.68&r2=1.69)
        pg_backup_db.c (r1.66 -> r1.67)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_backup_db.c.diff?r1=1.66&r2=1.67)