- udpate to 0.6.0:
* Bump spec versions to latest => v1.1.3
* Modernize python and CI tools, update docs/doctests
* Update unicode conversion test for py3-only
* Add pep8speaks cfg, cleanup warnings
* Remove superfluous setup test/unused imports
* Use correct wheel name in release workflow, limit wheels
* Add install check/test of downloaded wheel
* Update/add ci workflows and tox cfg, bump to next dev0 version
* fix document processing, update pandoc args and history
* add release.yml to CI, test env settings
* fix bogus commit message, update versions and tox cf
* add post-test steps for building pkgs with/without doc updates
* Bugfix: test_specloader.py: fix test_find__with_directory on other OSs
* Bugfix: pystache/loader.py: remove stray windows line-endings
* fix crufty (and insecure) http urls
* Bugfix: modernize python versions (keep py27)