[options] assign -V to --version to resolve conflict with --verbose

[Lesmiscore]

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Description of your pull request and other information

This resolves conflict of shorthand of --version and --verbose.
Because -v is widely used for --verbose, this PR changes only --version and keep others unchanged.

[dstftw]

There is no need in short option for version at all.

[Lesmiscore]

Completely removed.