Refactor Library/Std into subfolders for APIs, Infrastructure, Editor,
Widgets, etc. Add more documentation and descriptions. Update references
throughout website and docs.
- Revised multiple documentation files to correct references and improve clarity, including updates to the Command Palette, Document Editor, and various Markdown files.
- Removed outdated references to "Slash Templatese" and replaced them with "Slash Templates" for consistency.
- Enhanced explanations regarding meta pages and shortcuts, ensuring accurate guidance for users.
Zef Hemel