release 0.17.1 (mostly fixes)

engelbert gruber <[email protected]> Sat, 17 Apr 2021 16:27:27 +0200

Newsgroups	gmane.text.docutils.user,gmane.text.docutils.devel
Message-ID	<CAHnbgBM5Rmupn-uMp8MUNZXRkf=K_fvxUNzoFW1mMCr6WKarpg@mail.gmail.com>

release 0.17.1 is on pypi

fixes two things

* in python3.6 in an ascii environment reading the docutils.sty file
  fails, due to unicode characters in the file.
* provide defaults (fallbacks) for settings (tab_width) if docutils is
  used by third party frontends.

all the best
 e