Further things to do:

global:
    - save atom speed in theme

    - theme.c: default images for missing files 

    - enhance display (gdk-pixbuf?, AA-Canvas?)

    - better player information (e.g. using statusbar and dialogs)

    - be more gnome compliant (e.g. session management, localization)

    - better graphics           -> IN PROGRESS

    - different themes          -> IN PROGRESS


atomix: 

    - fix atom speed bug        -> IN PROGRESS

    - sound

    - more levels               -> IN PROGRESS

atomixed:
    - basic level checking (goal specified, all goal items are in the 
      playfield and vice versa, time specified, ...)
 
    - copy goal atoms into the playfield.

    - copy tile from playfield into preview through button2 click.

    - shift-left-button-click makes a line with the tile in the preview
      from last clicked position.

    - undo function

    - cache playfield/goal graphics

    - loading/saving of levels/themes                            ->IN PROGRESS

    - theme creation/modification support

    - including automatic level designer



