[DOC][FIX] Missing file for the new ContentOverflow atom type.
[FIX](V1 compat Bar, Point) 'showValues', 'showDots', 'showLines' and 'showAreas' are now only applied to the first plot (like in V1); to control showing values in the line (plot2) or the other options, it is possible to use plot2ValuesVisible, plot2DotsVisible, ... properties.