owncloud: set forcessl to be true to get the corret HSTS header (would be better if we could prevent ownCloud from sending one)
owncloud: automatically set it up with an administrator account that even the box owner doesn't have access to, because we do not want to have the user hit ownCloud's setup page on first visit
owncloud: support MOD_X_ACCEL_REDIRECT_ENABLED, maybe