Make Brew formulae and packages for BlockchainCommons CLI tools.

[nochiel]

Ref.

• https://github.com/BlockchainCommons/Community/issues/191
• #154

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• [ ] bytewords-cli https://github.com/BlockchainCommons/bytewords-cli
• [ ] bc-bytewords
• [ ] bc-crypto-base
• [ ] envelope-CLI https://github.com/BlockchainCommons/envelope-cli-swift
• [ ] keytool-cli https://github.com/BlockchainCommons/keytool-cli
• [ ] LifeHashTool https://github.com/BlockchainCommons/lifehash-cli
• [ ] Musign-CLI https://github.com/BlockchainCommons/musign-cli
• [ ] seedtool-cli https://github.com/BlockchainCommons/seedtool-cli
• [ ] Mori https://github.com/BlockchainCommons/mori-cli
• [ ] Sweeptool https://github.com/BlockchainCommons/sweeptool-cli
• [ ] Skeleton-cli https://github.com/BlockchainCommons/bc-skeleton-cli
• [ ] Skeleton-cli https://github.com/BlockchainCommons/bc-skeleton-cli