remove transparency for the drop effect icon
correct upload popup which open twice on the desktop
protect Ui.Color agains NaN values
remove some commented code
document the matrix fields order
exact undefined equal test
remove some commented code
implement elementFromPoint and scrollIntoView in the javascript object tree and not in the DOM. Provide element transform matrix in the javascript object tree and not in the DOM (still more work needed)
provide textTransform property for Ui.Button and Ui.CompactLabel