* feat: update snippet fields
https://github.com/Jermolene/TiddlyWiki5/discussions/6670
* chore: upgrade files
* docs: update readme
* fix: usage of mhchem
* fix: add back katex.without-font-face.min.css
https://github.com/Jermolene/TiddlyWiki5/pull/6671#issuecomment-1116287404
* style: format json with 4 space
* style: format json with 1 space
* style: restore old format
* feat: update css by using new one and delete font face
* update developer info
* move implementation notes to plugin
* update TW style tiddler
* update katexdemo edition
* chore: delete unused files
* Update developer.tid
* Update developer.tid
Co-authored-by: pmario <pmariojo@gmail.com>
* add KaTeX logo
* add katex stamp button
* add katex stamp dropdown
* add a snippet so that the dropdown isn't empty
* correct dropdown title
* change tag
* update snippets tag
