piCal-0.93 hacked contents
 - 2011/09/16
  -- added plugins for d3pipes
  -- Work on PHP5.3 and MySQL5.5 or less version of PHP5 and MySQL5.
  -- -Overrides the meta tag 'description' of html_header by dates and post's text.

 - 2011/07/14 d3comment integtation version by naao
   see http://www.naaon.com/modules/plactice/index.php/home/hobby/xoops/pical_091h_1.htm