Clone = function (source)
{
    return new Rectangle(source.x, source.y, source.width, source.height);
}
Creates a new Rectangle which is identical to the given one.

@function Phaser.Geom.Rectangle.Clone
@since 3.0.0

@param {Phaser.Geom.Rectangle} source - The Rectangle to clone.

@return {Phaser.Geom.Rectangle} The newly created Rectangle, which is separate from the given one.