New Features

Scripting API
- you can attach your own scripts that are executed on
  either step or when entering a slide
Miniature drag and drop
- you can move miniatures between presentations or within one
Hide Slides
- slides can now be hidden
Selection
- clicking a morph now selects that morph
- enables other actions to be done to that morph
- easier deletion via shortcut
- dragging morphs directly
Advanced Menu Bar
- there is now a bar which shows the available actions for a
  selected morph

Smaller Changes