Escape unsafe characters for kern.geom.confxml XML dump

[Jaakko Heinonen]

On 2010-03-15, Ivan Voras wrote:
> Wouldn't it be slightly better (it's not important, really), to use HTML 
> "entities" instead - & > < ' " ?

It's probably a matter of taste. I think I prefer to keep the patch
simpler.

-- 
Jaakko