Merge remote-tracking branch 'origin/master' into gajdusek_clean

docs.it4i/anselm/resources-allocation-policy.md

...-the-clusters/graphical-user-interface/x-window-system.md

...g-the-clusters/shell-access-and-data-transfer/ssh-keys.md

docs.it4i/general/resource_allocation_and_job_execution.md

docs.it4i/img/XWinlistentcp.png

docs.it4i/img/cygwinX11forwarding.png

docs.it4i/index.md

docs.it4i/salomon/resources-allocation-policy.md

docs.it4i/salomon/software/numerical-libraries/.gitkeep

docs.it4i/salomon/software/numerical-libraries/Clp.md

docs.it4i/salomon/software/phys/LMGC90.md

docs.it4i/salomon/storage.md

docs.it4i/snippets/resource_accounting.md