Merge branch 'master' of https://gitlab.stud.idi.ntnu.no/it1901/course-material.git

lectures/build.gradle

lectures/revealjs/course-intro.adoc

lectures/revealjs/images/hovedlogo_eng.png

lectures/revealjs/images/logo_ntnu.png

lectures/revealjs/images/logo_ntnu_u-slagord_neg.png

lectures/revealjs/images/main_logo_eng.png

lectures/revealjs/images/qrcode-group-registration.svg

lectures/revealjs/images/teamwork.png

lectures/revealjs/slides.css