01 February 1999

Backwards-incompatible changes to DocBook that are planned for V5.0:

- The Coords attribute will be removed from AreaSet.

- ArtHeader will be dropped from BiblioEntry

- Contents attribute will be removed from BookInfo and SetInfo

- The %indexdivcomponent.mix; will be restricted.  Numbered figures
  and other elements inappropriate for an Index or SetIndex will be
  removed.

- RevHistory will be removed from GlossTerm

- Constant Class will be removed from SystemItem

- Graphic and InlineGraphic will be removed
