[Pgpool-committers] pgpool - pgpool-II: Add sample to use rotatelogs

[User T-ishii]

Log Message:
-----------
Add sample to use rotatelogs

Modified Files:
--------------
    pgpool-II/doc:
        tutorial-en.html (r1.6 -> r1.7)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/doc/tutorial-en.html?r1=1.6&r2=1.7)
        tutorial-ja.html (r1.5 -> r1.6)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/doc/tutorial-ja.html?r1=1.5&r2=1.6)