Changes of version 28.1.0

• Add characters:
  • LEFT VERTICAL BOX LINE (U+23B8) ... HORIZONTAL SCAN LINE-9 (U+23BD).
  • SQUARE FOUR CORNERS (U+26F6).
  • TWO JOINED SQUARES (U+29C9).
  • OVERLAPPING WHITE SQUARES (U+2BBA).
  • OVERLAPPING WHITE AND BLACK SQUARES (U+2BBB).
  • OVERLAPPING BLACK SQUARES (U+2BBC).
  • OUTLINED LATIN CAPITAL LETTER A (U+1CCD6) ... OUTLINED LATIN CAPITAL LETTER Z (U+1CCEF) (Purposed for Unicode 16; L2/21-235).
  • OUTLINED DIGIT ZERO (U+1CCF0) ... OUTLINED DIGIT NINE (U+1CCF9) (Purposed for Unicode 16; L2/21-235).
  • BLOCK OCTANT-3 (U+1CD00) ... BLOCK OCTANT-2345678 (U+1CDE5) (Purposed for Unicode 16; L2/21-235).
  • LEFT HALF TRIPLE DASH HORIZONTAL (U+1CE0D) ... LARGE TYPE PIECE STEM-12 (U+1CE50) (Purposed for Unicode 16; L2/21-235).
• Fix metrics of Cyrillic Yery (#2182).
• Fix Italic/Upright localization forms for Serbian/Macedonian Cyrillic.
• Add Bosnian Cyrillic localization forms based on Serbian/Macedonian.
• Add italic form for Combining Cyrillic Letter Es-Te (U+2DF5) (#2187).
• zero feature will apply to composites (#2191).