MB-9830: formatting for 'Create Cluster Reference'

Change-Id: I8e652b7ab724dbdedcb75e68167c6a4eb504a8b9
Reviewed-on: http://review.couchbase.org/31727
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
MB-9815: moved cluster certificate section

Change-Id: I5e150b4747ef77c43c0e3e83860a7fb36c2e85f6
Reviewed-on: http://review.couchbase.org/31728
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>