Merge branch 'anselm_removal_from_doc' into 'master'

docs.it4i/software/tools/ansys/ansys.md

docs.it4i/software/tools/ansys/ls-dyna.md

docs.it4i/software/tools/easybuild.md

docs.it4i/software/tools/singularity-it4i.md

docs.it4i/software/tools/virtualization.md

docs.it4i/software/viz/openfoam.md

docs.it4i/software/viz/paraview.md

mkdocs.yml

snippets/resource_accounting.md