pgsql-server: Open files in binary mode on Win32 so control-z isn't seen

Log Message:
-----------
Open files in binary mode on Win32 so control-z isn't seen as EOF.

Modified Files:
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pgsql-server/src/bin/psql:
command.c (r1.117 -> r1.118)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/command.c.diff?r1=1.117&r2=1.118)
common.h (r1.35 -> r1.36)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/common.h.diff?r1=1.35&r2=1.36)
copy.c (r1.47 -> r1.48)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/copy.c.diff?r1=1.47&r2=1.48)
psqlscan.l (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/psqlscan.l.diff?r1=1.3&r2=1.4)