Virtualization links

See merge request !198

vysvetleni k pouzitym cislum portu v prikladech

See merge request !195

Job features

See merge request !194

# Conflicts:
#   mkdocs.yml

Update ssh-keys.md

See merge request !193

Update index.md

See merge request !192

# Conflicts:
#   docs.it4i/index.md

Get rid of 'module' in environment-and-modules.md

See merge request !191

Anselm revision

See merge request !188

Update information in capacity-computing.md to match Salomon cluster.

See merge request !190

Singularity

See merge request !187