replace column "Total" with "Other" in upr stats screen

column "Other" represents upr stats for all connections other
than Replication, Xdcr and Views

Change-Id: Icd2e94cc924e0839fa69911a643d02c2c02a331e
Reviewed-on: http://review.couchbase.org/37991
Tested-by: Artem Stemkovski <artem@couchbase.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>