Doc patch, put pg_temp into the documentation's index

Hi,

2 patches:

pg_temp-toindex.patch
Puts pg_temp into the index of the docs.
(Line lengths are ugly so the change can
be easily reviewed.)

pg_temp-reformat.patch
Reformats the doc source after the
above patch.  (Fixes line length.)

Regards,

Karl <kop@meme.com>
Free Software:  "You don't pay back, you pay forward."
                 -- Robert A. Heinlein