Window handling:
Text display:
- Combined enhancement for rendering of combined characters (#565).
- Enforce font selection at uniform size, to ensure using bold font.
- Restored self-drawn, overstriking bold mode (#567).
- Stretching narrow characters that are expected wide (#123).
- Option WideExtra for double-width display of extra wide/long Unicode characters (experimental).
Terminal:
- Fixed ESC[14t to report same pixel size as xterm would (without padding).