 * Add characters
   - MODIFIER LETTER CHINESE TONE YIN PING .. MODIFIER LETTER CHINESE TONE YANG RU (`U+A700` .. `U+A707`) (#1249).
   - LONG LEFTWARDS ARROW FROM BAR (`U+27FB`), LONG RIGHTWARDS ARROW FROM BAR (`U+27FC`) (#1251).
   - PITCHFORK (`U+22D4`).
   - ELEMENT OF WITH DOT ABOVE (`U+22F5`).
   - ELEMENT OF WITH TWO HORIZONTAL STROKES (`U+22F9`).

 * Fix serif of Cyrillic capital Ya under italics (#1250).
