Chemical Markup support for Wikimedia Commons/Internship Report/SSH

Accessing the instances:

SSH (Shell)
ssh mediahandler-tests-static.eqiad.wmflabs
 * Static instance:

ssh mediahandler-tests-mol.eqiad.wmflabs
 * Production-like instance:

SFTP (needs FTP server)
ssh -N mediahandler-tests-static.eqiad.wmflabs -L 20:localhost:20 -L 21:localhost:21
 * Static instance:

ssh -N mediahandler-tests-mol.eqiad.wmflabs -L 20:localhost:20 -L 21:localhost:21
 * Production-like instance: