SUM: State related buttons are now colored.
SUM: Added a lot of meta information to states.
SUM: Added a secondary action that filters by one state.
SUM: Added filtering by states.
SUM: Use a new memento format. CHG: The new memento format only stores state and state model ids.
SUM: Added explicit state models.
SUM: Items now use mementos to save their state.
SUM: Some convenience functions add bug fixes.
SUM: Changed the state update logic a bit.
SUM: A package to generate unique ids.
SUM: Add support for states.
SUM: Added an entry to the open menu.
SUM: Simple loading for NuMach.
SUM: We now can move TODO items by drag and drop.
SUM: Fixed a bug when creating new items.
SUM: Use our new top level morph property to to the right thing for top level morphs.
SUM: Mark top-level system morphs as such.
SUM: Saving is delegated up the hierarchy.
SUM: First useable version of our TODO app.
SUM: Fixed layout of window set button in system windows.