* Add difftextwidget colors to Solarized palettes
* Add diff colors from https://wikilabs.github.io/editions/palette-manager/
* Add diff colors to Solar Flare palette & use yellow color for diff-invisible.
* Update solarized and solar flare palette.
* add default settings for styled inline SPANs
* change color names in palettes and vanilla-base
* change parser behaviour if custom class is used
* tc-inline-style will only be set if no other custom setting is appliead
* Add tests for inline-styles
* add one more test
* remove space after if
https://github.com/arcticicestudio/nord
this palette is very popular, available for highlight.js, codemirror, all kinds of desktop/terminal applications ...
would be great to have it in tiddlywiki, too
this is a draft PR, certain things needs to be improved, but looks very good in tiddlywiki
