Adding basic persistence with LocalStorage
Fixing layer issues in loadModel for proper replay()
Update the Roadmap.txt
Cleaned up Layer.restore()
LocalStorage: remove, list
Adding layer. currentFrame++
Restoring multiple layers from LocalStorage
Fixing localStorage save reload with unique name
Updating last palette after load()
Refactoring work name to wname for localStorage
Added checks on name for prompt.cancel
Added support for 5 Layers and continue editing  previous Layer/Palette
Adding intermediate trail-stacked canvas
Fixes for selectLayer