Changes of version 16.7.0

• Add characters:
  • LATIN CAPITAL LETTER K WITH STROKE (U+A740) (#1453).
  • LATIN SMALL LETTER K WITH STROKE (U+A741) (#1453).
  • LATIN CAPITAL LETTER THORN WITH STROKE (U+A764) (#1453).
  • LATIN SMALL LETTER THORN WITH STROKE (U+A765) (#1453).
  • LATIN CAPITAL LETTER F WITH STROKE (U+A798) (#1453).
  • LATIN SMALL LETTER F WITH STROKE (U+A799) (#1453).
  • LATIN CAPITAL LETTER U WITH STROKE (U+A7B8) (#1453).
  • LATIN SMALL LETTER U WITH STROKE (U+A7B9) (#1453).
  • MODIFIER LETTER RAISED UP ARROW (U+A71B) (#1460).
  • MODIFIER LETTER RAISED DOWN ARROW (U+A71C) (#1460).
  • MODIFIER LETTER RAISED EXCLAMATION MARK (U+A71D).
  • MODIFIER LETTER RAISED INVERTED EXCLAMATION MARK (U+A71E).
  • MODIFIER LETTER LOW INVERTED EXCLAMATION MARK (U+A71F).
  • MODIFIER LETTER SUPERSCRIPT TRIANGULAR COLON (U+10781) ... MODIFIER LETTER RETROFLEX CLICK WITH RETROFLEX HOOK (U+107B9).
  • LATIN LETTER SMALL CAPITAL L WITH BELT (U+1DF04).
  • LATIN SMALL LETTER LEZH WITH RETROFLEX HOOK (U+1DF05).
  • LATIN SMALL LETTER TURNED Y WITH BELT (U+1DF06).
  • LATIN SMALL LETTER TURNED R WITH LONG LEG AND RETROFLEX HOOK (U+1DF08).
  • LATIN LETTER RETROFLEX CLICK WITH RETROFLEX HOOK (U+1DF0A).
• Fix metrics of ASCII single quotes under Aile (#1454).
• Fix overshoot of oval-shaped 0, and open 6/9 (#1455).
• Fix serifs of certain letters (#1458):
  • LATIN CAPITAL LETTER GAMMA (U+0194).
  • LATIN CAPITAL LETTER OU (U+0222).
  • LATIN SMALL LETTER OU (U+0223).
  • LATIN SMALL LETTER ALPHA (U+0251).
  • LATIN SMALL LETTER GAMMA (U+0263).
  • LATIN SMALL LETTER RAMS HORN (U+0264).
  • LATIN SMALL LETTER TURNED OPEN E (U+1D08).
  • LATIN LETTER SMALL CAPITAL OU (U+1D15).
  • LATIN LETTER AIN (U+1D25).
• Fix shape and variant assignment for LATIN SMALL LETTER DOTLESS J WITH STROKE (U+025F) (#1458).