MB-14485: Allow multiple users separated by comma
MB-14485: Allow multiple users separated by comma

Change-Id: I947e2f8c130a1b5a13786df5626cf4c8cf394fdc
Reviewed-on: http://review.couchbase.org/50473
Reviewed-by: Eben Haber <d1abc94d70526bfcf3e4b0ce727cb9a6fbb52a3a@couchbase.com>
Reviewed-by: Bin Cui <ed18693fff32c00e22495f4877a3b901bed09041@gmail.com>
Tested-by: Bin Cui <ed18693fff32c00e22495f4877a3b901bed09041@gmail.com>

couchbase/couchbase-cli,couchbase/couchbase-cli