[Pkg-privacy-maintainers] Bug#942731: Bug#942731: parcimonie: typos and document autostart

[intrigeri]

Control: tag -1 + pending

Hi Jens,

Jens Reyer (2019-10-20):
> please see attached patch for fixing some minor typos.
> I also added a quick documentation of the XDG autostart.

Thank you :)

I have:

 - applied the design.mdwn changes to the upstream repo
 - applied the debian/control changes to the Debian packaging repo
 - fixed a typo introduced by this patch in debian/control

Cheers!