Second attempt to generate correct ctl.conf with auth initiator

Ticket:	#6676
Add migration to chase new values in autotune

Ticket:	#6620
Put a bit more in the http header when getting files.  In particular
log the version and the reason for the fetch.
Fix a case where I hadn't handled the else, resulting in an exception.
Also make a couple of changes to consistencize the style.
Check if jail with same name is running