Comment 7 for bug 1597346

btw:

hiera role:
fuelci_webui_slave
now pinns to v44 version.

and:
fuelci_oldwebui_slave
now pinns to v42 version of firefox.

ci-team, we will need to manuall run puppet agent on the slaves which runs webui tests, these one, that needs v42 or v44 firefox.