Add additional locales

[Nikoraito]

• Spanish
• Chinese
• Russian
• Japanese
• Finnish
• German
• toki pona (with sitelen pona)
• Esperanto
• Wodox

[JezzaHehn]

For sitelen pona font, we'll probably want Fairfax: https://www.kreativekorp.com/software/fonts/fairfaxponahd/

[daisyjreyn]

An additional sub-task is allowing different locales to use different styles. shouldn't be too hard, but very important. as with toki pona, Arabic should probably have a different font choice than the default.