normalize eol
normalize eol
.pro: remove unused lib
ScribbleArea: migrate code of HandTool cursor
ScribbleArea: migrate code of PolylineTool cursor
ScribbleArea: migrate code of BucketTool's cursor
ScribbleArea: BUCKET use its own color, no longer bind with BRUSH
ScribbleArea: replace member 'eyedropperCursor' with local variable
ScribbleArea: migrate code of Eyedropper cursor
ScribbleArea: rename colouringOn() => brushOn()
ScribbleArea: migrate code of SmudgeTool cursor
ScribbleArea: migrate code of BrushTool's cursor