bug#47074: Replace XPM icons with Unicode codepoints in customize/widgets

[Eli Zaretskii]

> Date: Sun, 04 Apr 2021 14:48:29 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: alan@idiocy.org, stefan@marxist.se, 47074@debbugs.gnu.org
> 
> > Something is going wrong with the rendering of the SVGs. It looks as
> > though the background is offset, and the background and foreground
> > colours are backwards.
> > 
> > What version of librsvg do you have?
> 
> 2.40.1.

To maybe facilitate the investigation of this issue, I attach 3 more
images created from checked.svg, with scale of 2, 5, and 10.  Note the
significant change between 2 and 5:

SVG-widgets2.PNG
Description: PNG image