* Basic attempt at rewriting how the options menu works, move accessibility settings into their own tab.
* Audio tab uses the new options system.
* Rewrite Misc tab
* Clean up heading styling
* Rewrite options tab and other minor cleanup all over the place.
* Documentation comments and minor cleanup.
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Co-authored-by: AJCM <AJCM@tutanota.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>
