message: Fix terminal not being damage when only font size changed
  If font size changes however the cells stay the same the terminal won't
  be damaged, since it wasn't resized, however the visual change happened,
  thus the entire screen should be damaged.
diff: @@ -490,6 +490,21 @@ impl Display {
  info!("Padding: {} x {}", self.size_info.padding_x(), self.size_info.padding_y());
  info!("Width: {}, Height: {}", self.size_info.width(), self.size_info.height());
  +
  + // Damage the entire screen after processing update.
  + self.fully_damage();
  + }
  +
  + /// Damage the entire window.
  + fn fully_damage(&mut self) {
  + let screen_rect = DamageRect {
  + x: 0,
  + y: 0,
  + width: self.size_info.width() as u32,
  + height: self.size_info.height() as u32,
  + };
  +
  + self.damage_rects.push(screen_rect);
  }
  fn update_damage<T: EventListener>(
  @@ -506,15 +521,10 @@ impl Display {
  }
  self.damage_highlighted_hints(terminal);
  - let size_info: SizeInfo<u32> = self.size_info.into();
  match terminal.damage(selection_range) {
  - TermDamage::Full => {
  - let screen_rect =
  - DamageRect { x: 0, y: 0, width: size_info.width(), height: size_info.height() };
  - self.damage_rects.push(screen_rect);
  - },
  + TermDamage::Full => self.fully_damage(),
  TermDamage::Partial(damaged_lines) => {
  - let damaged_rects = RenderDamageIterator::new(damaged_lines, size_info);
  + let damaged_rects = RenderDamageIterator::new(damaged_lines, self.size_info.into());
  for damaged_rect in damaged_rects {
  self.damage_rects.push(damaged_rect);
  }
  