Merge bitcoindevkit/bdk-cli#212: feat(pretty-format): add pretty flag to format outpu...

94012c65bd130fc6c5330ff368219b3bef81fddd feat(pretty-fmt): update README for `pretty` flag (Vihiga Tyonum)
1cadf63a2d6058f5e496860116dc2a4ff1f10e8f feat(pretty-fmt): add cli-table to format output (Vihiga Tyonum)

Pull request description:

  Fixes #193

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  ### Description

  This PR adds a top level flag `--pretty` to format output in a tabular form to enhance readability for users.

  <!-- Describe the purpose of this PR, what's being adding and/or fixed -->

  ### Notes to the reviewers

  <!-- In this section you can include notes directed to the reviewers, like explaining why some parts
  of the PR were done in a specific way -->

  ## Changelog notice
  - Add `--pretty` top level flag for formatting commands output in a tabular format

  ### Checklists

  #### All Submissions:

  * [x] I've signed all my commits
  * [x] I followed the [contribution guidelines](https://github.com/bitcoindevkit/bdk-cli/blob/master/CONTRIBUTING.md)
  * [x] I ran `cargo fmt` and `cargo clippy` before committing

  #### New Features:

  * [ ] I've added tests for the new feature
  * [x] I've added docs for the new feature
  * [x] I've updated `CHANGELOG.md`

Top commit has no ACKs.

Tree-SHA512: 61dee251b2f3615ae013c31bcd484db7315ddab103a1668f8ca20d34337042bcc8ad48c5014029db5fecb6b5573c2c3ac9a2521e31678d851191841733bceafc