MB-9979: added failover repair icon

Change-Id: I1adf730ba5d58dd6dd840bd83618947a5635aa65
[alk@tut.by renamed pic to avoid issues with caching]
[alk@tut.by corrected MB reference]
Signed-off-by: Aliaksey Kandratsenka <alk@tut.by>
Reviewed-on: http://review.couchbase.org/33492
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>