Fixed

• Fix v1.21.0 pass through regression in urfave/cli/pull/872 via @lynncyrin
• Fix infinite loop when parsing invalid flags for apps with short option handling in urfave/cli/pull/911 via @rliebz
• Fix zsh autocomplete in urfave/cli/pull/906 via @gnowxilef
• Fix typo in DocGenerationFlag.TakesValue() docstring in urfave/cli/pull/902 via @benmoose
• Avoid panic for missing flag value in urfave/cli/pull/893 via @rliebz

Changed

• Simplify HelpPrinter and CustomHelpPrinter behaviors in urfave/cli/pull/912 via @rliebz