pgsql-server: Create pg_config_paths in port/ for win32 builds of psql.

Log Message:
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Create pg_config_paths in port/ for win32 builds of psql.

Modified Files:
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pgsql-server/src/bin/psql:
bcc32.mak (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/bcc32.mak.diff?r1=1.7&r2=1.8)
win32.mak (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/win32.mak.diff?r1=1.19&r2=1.20)