              ``True`` if the navigation scale has been updated otherwise ``False``
          """
          if reset_progress:
              self.stop_playback()
          frame_count = self._det_faces.filter.count
          if self._current_nav_frame_count == frame_count:
 
</s> remove         """ Adjust transport slider scale for different filters.
 </s> add         """ Adjust transport slider scale for different filters. Hide or display optional filter
        controls.
        self._display_frame.pack_threshold_slider()
              ``True`` if the navigation scale has been updated otherwise ``False``
          """
        self._display_frame.pack_threshold_slider()
          if reset_progress:
              self.stop_playback()
          frame_count = self._det_faces.filter.count
          if self._current_nav_frame_count == frame_count:
keep add keep keep keep keep
 Add Misalignment Detection
  - lib.align.AlignedFace - Add average_distance property (distance from mean_face)
  - tools.manual - Add misaligned Faces filter
  - tools.sort - Add sort by distance (misaligned sort)Add "Misaligned Faces" filter to manual tool 
tools/manual/frameviewer/control.py