accordion; selection change listener; 'current selection' pane
minor update
cascading bindings
binding targets can now be arbitrary functions, not just JavaFX proeprties
Digest: bindings are now stored with *strong* references rather than weak
refactored digest binding; initial 'box details form'
property changes outside a Digest loop can now trigger a Digest loop; changes to 'text' property of a box now trigger live repainting