v0.5.4

What's Changed

• Use limited Python ABI by @tmke8 in #878
• Some more experiments by @tmke8 in #879
• Use combining caron instead of caron by @tmke8 in #880
• Fix accents on Safari by @tmke8 in #882
• Undo parts of the Safari accent work-around by @tmke8 in #883
• Use COMBINING MACRON for \bar by @tmke8 in #884
• Use modifier and not combining letters for accents by @tmke8 in #890

Full Changelog: v0.5.3...v0.5.4