modified:   create_comment.php
	modified:   create_conversation.php
	new file:   delete_comment.php
	modified:   delete_conversation.php
	modified:   index.php
	modified:   lib/db.php
	modified:   lib/security.php
	modified:   lib/templating.php
	modified:   login.php
	modified:   sign_up.php
	modified:   view_conversation.php