* Instead of transforming to {\lt}, transform to <
- In Mathjax editor
- This way you can also use Mathjax convenience shortcuts like <=> in
chemistry mode: \ce{<=>}
* Remove unused translateEntitiesToMathjax() (dae)
https://github.com/ankitects/anki/pull/1818#discussion_r857238310
* Use async function in PlainTextInput
* Clean up PlainTextInput
* Refactor logic from {Rich,Plain}TextInput into own files
* Remove prohibited tags on content.subscribe which also parses the html
