Remove noise comments, ASCII graphics, and superfluous whitespace.

Change-Id: Icca0995082ce8afad1e770a263fdef00bfc33449
Reviewed-on: https://gerrit.libreoffice.org/51168Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Reviewed-by: Tor Lillqvist <tml@collabora.com>
Tested-by: Tor Lillqvist <tml@collabora.com>