Fig 15. is wrong on the website

[hyunjun]

Hi,
It's not a big deal, just I would like to let you know the image Fig. 15 on the website does not match the explanation.
https://www.creativescala.org/creative-scala.html
Fig. 15 should have a stand of two rectangles.

[SethTisue]

@noelwelsh you might want to transfer this issue to https://github.com/underscoreio/creative-scala ?