hide main spinner when transaction fails
hide main spinner when transaction fails

Change-Id: I1f7962164465195093762ac9e0c6917619f887d8
Reviewed-on: http://review.couchbase.org/75731
Tested-by: Pavel Blagodov <596b71e626fc58dbdad141b817770e3e4810bb9b@gmail.com>
Reviewed-by: Michael Wiederhold <a17fed27eaa842282862ff7c1b9c8395a26ac320@couchbase.com>

membase/ns_server,ceejatec/ns_server,ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,membase/ns_server,ceejatec/ns_server,membase/ns_server