Releases 1.22.2 and 2.0.0

[coilysiren]

The v2 release notes were written for the git hash 754ed1bf85da93060d928f9eca0bce83eb5f19be

The v1 release notes were written for the git hash 850de854cda08e97afb500b72967f1a56f0330e5

Included PRs:

• v2 master merge #892, via @asahasrabuddhe, @meatballhat, @jszwedko, @lynncyrin, @AudriusButkevicius, @saschagrunert, @rliebz, @johnweldon, @nlewo, @grubernaut, @OneOfOne, @VMitov, @cbranch, @marwan-at-work, @uudashr, @bfreis
• Fix 1.21.0 pass through regression #872, via @lynncyrin
• Fix infinite loop when parsing invalid flags for apps with short option handling #911, via @rliebz
• fix zsh autocomplete #906, via @gnowxilef
• Fix typo in DocGenerationFlag.TakesValue() docstring #902, via @benmoose
• Avoid panic for missing flag value #893, via @rliebz
• Simplify HelpPrinter and CustomHelpPrinter behaviors #912, via @rliebz

[codecov]

Codecov Report

Merging #935 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #935   +/-   ##
=======================================
  Coverage   72.89%   72.89%           
=======================================
  Files          32       32           
  Lines        2439     2439           
=======================================
  Hits         1778     1778           
  Misses        550      550           
  Partials      111      111

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[saschagrunert]

LGTM