This removes the only camel cased option of the config options
**we** added to the config.json.
In auth provider's config parts are a lot of camel cased options
provided. We shouldn't touch them to keep them as similar as
possible to the examples.
Fixes#315
Signed-off-by: Sheogorath <sheogorath@shivering-isles.com>
Before, closed disallowed guest edits completely, by removing
the `freely` permission. This makes it possible to explicitely bring
back guest-editing, but not guest-note-creation, to closed instances.
Signed-off-by: Dario Ernst <dario@kanojo.de>
