For issues within the instance (software on the VM itself etc), please contact Chris Roberts (croberts on IRC).
This instance is hosted in the Fedora Infrastructure Private Cloud. In case of issues with the cloud instance, please ping puiterwijk on freenode. If he is unavailable, just ask in #fedora-admin.
Plugins can be updated directly in the administrator control panels. Be careful to ensure the update has been tested; consult with the Magazine staff via the marketing mailing list first.
(TBD, basically you can do this at the CLI as well but you also have to restart the gears.)