Deprecate vocabulary

[MuluhGodson]

Fixes

Fixes #10 by @brylie

Description

This PR deprecates vocabulary and replaces it with:

• cc-assets
• vocabulary-styles
• vocabulary-fonts

Checklist

• My pull request has a descriptive title (not a vague title like Update index.md).
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• I added or updated tests for the changes I made (if applicable).
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• I tried running the project locally and verified that there are no
  visible errors.

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[brylie]

Let's avoid declaring dependencies we don't use. Double-check the FontAwesome dependencies and remove any that are unneeded.