* Add class based syntax higlighting + line numbers
* Use fork of syntect for now
* Fix tests
* Fix diff background on inline highlighter
Co-authored-by: evan-brass <evan-brass@protonmail.com>
* Add line highlighting to code blocks
* Fix highlighting of lines
Apparently every line to be highlighted is provided in one chunk.
* Add more documentation to codeblock.rs
* Turn FenceIter into an Iterator
* Move Range to fence.rs
* Add tests