Merge branch 'content_revision' into 'master'

...elm-cluster-documentation/job-submission-and-execution.md

docs.it4i/anselm-cluster-documentation/prace.md

...t4i/anselm-cluster-documentation/shell-and-data-access.md

docs.it4i/anselm-cluster-documentation/storage.md

docs.it4i/salomon/hardware-overview.md

docs.it4i/salomon/job-submission-and-execution.md

docs.it4i/salomon/outgoing-connections.md

docs.it4i/salomon/prace.md

docs.it4i/salomon/shell-and-data-access.md

docs.it4i/salomon/storage.md

mkdocs.yml