Generalizing Image Manipulator Commands

At the Crossroads library while The Wife and the Daughter shop. Working until we see Despicable Me.
Changing commands design in my Image Manipulator. Commands will not be statically bound to specific image instance. Instead the command will apply to the current image and copy the result to the a different available image. Commands applied to an incorrect image type are currently ignored. Maybe I'll filter the command list in the future.
...
Crossroads is closing in 15 minutes. Converted Load, Set, Copy, Brightness, Stretch, Invert, Threshold, and Shrink.