Обсуждение: pgsql: Rearrange some configure.in comments for better readability.

Log Message:
-----------
Rearrange some configure.in comments for better readability.
Commit configure and pg_config.h.in, missed in last configure.in
update.

Modified Files:
--------------
    pgsql:
        configure.in (r1.463 -> r1.464)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.463&r2=1.464)
        configure (r1.491 -> r1.492)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.491&r2=1.492)
    pgsql/src/include:
        pg_config.h.in (r1.95 -> r1.96)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.in.diff?r1=1.95&r2=1.96)