Initial work in new canvas backend.
Added clipping object.
Removed overlay canvas for simplicity.
Ordered drawing on canvas.
Oops, mixed typeof with instanceof, fixed.
I should sleep now. Wrong variable name, fixed.
Fixed scope issues.
Added div and canvas css, overflow=auto on container.
Rectangle button.
Save handler
call saveFile.save
Save file.
Image load.
Syntax error fix.
Draggable element basic definition.