Minor bugfix release, moving Continuous Integration from Travis/AppVeyor to
GitHub Actions, based on changes on master, but without the (more invasive)
(test) fixes for Windows.

• Fixes

  • Fix hideframe decorator for Python 3.8+ (#263)
  • Fix hidden_frames discrepancy with IPython (#426)

• Misc

  • ci: move to GitHub Actions (#444, #445)
  • ci: use .coveragerc (#304)
  • qa/flake8 fixes
  • test fix for newer PyPy3

Changes between 0.9.2 and 0.9.3

• Features

  • Improve sticky_by_default: don't clear screen the first time (#83)
  • Handle header kwarg added with Python 3.7 in pdb.set_trace (#115)
  • config: allow to force use_terminal256formatter (#112)
  • Add heuristic for which 'list' is meant (#82)

• Fixes

  • Skip/step over pdb.set_trace() (#119)
  • Handle completions from original pdb (#116)
  • Handle set_trace being invoked during completion (#89)
  • _pdbpp_path_hack/pdb.py: fix ResourceWarning (#97)
  • Fix "python -m pdb" (#108)
  • setup/interaction: use/handle return value from pdb.Pdb.setup (#107)
  • interaction: use _cmdloop if available (#106)
  • Fixed virtualenv sys.path shuffling issue (#85)
  • set_trace: do not delete pdb.curframe (#103)
  • forget: only call pdb.Pdb.forget with GLOBAL_PDB once

• Tests

  • Travis: test pypy3
  • Travis/tox: add py37, remove nightly
  • tests: PdbTest: use nosigint=True (#117)
  • Add test_debug_with_overridden_continue (#113)
  • tests: re-enable/fix test_utf8 (#110)
  • tests: fix conditional skipping with test_pdbrc_continue
  • tests: runpdb: print output on Exceptions
  • pytest.ini: addopts: -ra
  • tests: handle pytest's --assert=plain mode
  • tests: harden check: match all lines
  • tests: fix flake8 errors and invalid-escape DeprecationWarnings

• Misc

  • setup.py: add trove classifier for "… :: Debuggers"
  • doc: separate usage section (#105)
  • Format code: flake8 clean, using autopep8 mainly (#118)
  • Add wheels support
  • README: grammar and example for break_on_setattr (#99)
  • README: fix formatting
  • Simplify the code, since we no longer support python 2.6