pylint-2.5.1

• Fix a crash in method-hidden lookup for unknown base classes

  Close #3527

• Revert pylint.Run's exit parameter to do_exit

  This has been inadvertently changed several releases ago to do_exit.

  Close #3533

• no-value-for-parameter variadic detection has improved for assign statements

  Close #3563

• Allow package files to be properly discovered with multiple jobs

  Close #3524

• Allow linting directories without __init__.py which was a regression in 2.5.

  Close #3528