Use `createOption()` in `helpOption()` to support custom option flag extraction (+ various improvements)#1929

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aweebit wants to merge 12 commits intotj:developfrom aweebit:feature/createOption-in-helpOption

Commits on Aug 2, 2023

Support custom flags from Option subclass in helpOption()
aweebit
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Commits on Aug 4, 2023

Commits on Aug 12, 2023

Revert "Fix version() parameter type"
aweebit
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Commits on Aug 13, 2023

Fix help for commands with executable handler & only a short help flag
aweebit
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Merge branch 'feature/fixes' into feature/createOption-in-helpOption
aweebit
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