Gutyán Gábor / circlestack

Feature new tour

Closes #211

Closes #210

(can't wait for pipeline)

![Kijelölés_020](https://git.ik.bme.hu/uploads/circle/cloud/4e651a54fa/Kijel%C3%B6l%C3%A9s_020.png)

![Kijelölés_021](https://git.ik.bme.hu/uploads/circle/cloud/e603387bb8/Kijel%C3%B6l%C3%A9s_021.png)

![Kijelölés_023](https://git.ik.bme.hu/uploads/circle/cloud/c113cf0cd2/Kijel%C3%B6l%C3%A9s_023.png)

![Kijelölés_022](https://git.ik.bme.hu/uploads/circle/cloud/1d67dc2f03/Kijel%C3%B6l%C3%A9s_022.png)

See merge request !236