Item9725: fixed links in TOC

also:

* suppress ---++!! headings in TOC
* add comments placeholder to default template
* perltidy
* removed debug statements



git-svn-id: http://svn.foswiki.org/trunk@17382 0b4bb1d4-4e5a-0410-9cc4-b2b747904278
Item9693: add a TOC to the slideshow


git-svn-id: http://svn.foswiki.org/trunk@17383 0b4bb1d4-4e5a-0410-9cc4-b2b747904278