CBQE-0: refactor py-cbrecoverytests.conf

Change-Id: I5f30ed9b4eb8c8c392acda289a711a5ec095a09a
Reviewed-on: http://review.couchbase.org/32807
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>