Holms

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- 🐞 FIX: invoking main entrypoint in testing environment
- 🐞 FIX: missing counts with `--merge` option, but without `--group`
- 💎 REFACTOR: `-F|--full` -> `-a|--all`, `-S` -> `-s`
- 🧪 TESTS: environment
- 🧪 TESTS: `writer`
- 🧪 TESTS: `cli` (WIP)

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- 🌱 NEW: basic latin letters different look
- 🐞 FIX: `--version` option
- 🐞 FIX: `dev` environment initializing

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- 🌱 NEW: `raw`, `type`, `typename` columns
- 🌱 NEW: `--legend` option
- 🌱 NEW: add readme img generating script

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- Add `--color` and `--no-color` options.
- Add `index` column.
- Add chars/names internal overrides.

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- Add `--count` option.

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- Core