default to old change screen

Turn off clustering by default.

Feanil/param class b

sync application and tracking logs to s3

Put some tops on the letters.

The new one lacks many very useful features and is still in beta, we should be using the old one pretty much exclusively.

Note that users can override this setting in their own preferences if they really want to use the new change screen.

Update the create_user play to allow creating users without sudo access.

no longer needed since we aren't doing anything
custom with logrotate