comment value of DISABLE_SMILEY_MODE
move getParent to CanvasItem superclass
move isVisible from TextEditor to CanvasItem; test setVisible/isVisible
move getWidth/getHeight to CanvasItem
set the native text editor widget size
implement maxSize/getMaxSize/setMaxSize
warn and test that constraints aren't implemented
remove unused label parameter
implement TextEditor constructor's text attribute
truncate content when setting maxSize
update number of passing tests
test setParent and getParent
implement TextEditor.setPosition; move canvas to top-left corner
multiline should be false by default
comment about possible additional work to do
test multiline status
implement get/setBackground/ForegroundColor
make TextEditor.getLineMarginHeight and .getContentHeight more correct
move display back to right side of screen
implement CanvasItem.getPositionX/Y; move .setPosition to CanvasItem