* newstack: (27 commits)
  add a workable test stack for python 3.9
  fix methodinspector
  fix testing
  some pylint fixes
  bump version
  shared_setup: tests: at least print the original TypeError, sometimes it has nothing to do with patterns
  fix test
  add python-ldap to PYTHON_BDIST_RPM_PREFIX_MAP
  restrict zipp to py3.6 compatible version
  remove comment about tox version from github action
  cap versions of tox and virtualenv in github action
  pin versions of virtualenv and tox compatible with Python v3.6 in the test environment
  Fix error in case of installing with pip and pyproject.toml
  add missing dep
  restore old pylint hack
  make README reflect reality
  make pip3 default over easy_install
  remove python 2 way of installing tox
  version bump
  remove deprecated vsc-ci options
  ...

* origin/master:
  bump versions a lot more