Remotes to ROpenSci/bibtex eliminated because the package is on CRAN.
jquery updated to version 3.7.1.
First trial of using Bootstrap 5, but there is an error during compilation of our test .Rmd files.
A new preloader allows to see the page after 1.5s but leaves a small visual cue that the page is still loading at the top left. This way, if badges take a long time to load, one does not have to wait indefinitely!
The margin at the top of contents and sidebar was increased by 75 pixels, so that the top bar never (completely) covers the content when the page is loaded.