• Increase right side bearing of math italic R’s (#304).
• Add glyph variants for floor and ceiling, to make their sizing consistent with other delimiters.
• Remove kerning and other glyph positioning features, combining marks and other non-keycap glyphs from Libertinus Keyboard font.
• Fix size and shape of U+2639, U+263A and U+263B (frowning & smiling faces).
• Add “smcp”/“c2sc” variants for letters with macron (#303).
• Make U+2223-2226 the same height as bar (#324).
• Drop “sinf” feature, it just duplicates “subs” feature.
• Improve sizing and spacing of math over accents.
• Building the fonts no longer use FontForge.