CBQE-1119: bucket-create coucbase-cli test

Change-Id: I784e8ffdd0fc47f12aa853d0de0fa2a067f8a0b4
Reviewed-on: http://review.couchbase.org/25967
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>