v63.2.0

Added

• "Work Area Size" setting: #129, #1978. Reduces terminal width in top/bottom window position, or height in left/right position.
• CSS id #ddterm-window to the main window: #1979. Can be used to apply custom style to ddterm from ~/.config/gtk-3.0/gtk.css.

Fixed

• Replaced blocking i/o with async i/o in shell extension code: #1954, #1972, #1973, #1974.
• Chinese translation improvements by @flytothehighest: #1982.