added mostly empty classes to wa\classes\
  added Query_ForSale, mcItem, mcOnline, and waUser classes
added a test query to the home.php page
added more test code to wa.php

git-svn-id: http://webauctionplus.googlecode.com/svn/sandbox@305 c41ed8a6-1c15-8a3d-a996-777bd911872f
added DEBUG, DEFAULT_MODULE, DEFAULT_PAGE defines to index.php

git-svn-id: http://webauctionplus.googlecode.com/svn/sandbox@306 c41ed8a6-1c15-8a3d-a996-777bd911872f