transfer to aula-app account

[nikola-maric-aula]

make sure that it continues working when mkdocs gh-deploy

[nikola-maric-aula]

@leonard-haas does mkdocs serve still work on your machine? for me it broke

[leonard-haas]

It worked on my machine

[nikola-maric-aula]

cool.. and mkdocs gh-deploy - does it really update docs.aula.de?