RCBC-118 Alias #total_rows as #total_entries on view result

Change-Id: I9b72c2af5663c8e31493b9a8f8c32c6cd4cafafe
Reviewed-on: http://review.couchbase.org/24464
Tested-by: Sergey Avseyev <sergey.avseyev@gmail.com>
Reviewed-by: Sergey Avseyev <sergey.avseyev@gmail.com>