MB-8878 Adjust timeout passed to lhttpc and #httpdb.

These guys expect it in milliseconds whereas it's stored in seconds.

Change-Id: I91db37a500ff3438347139a84d1c04f819e93076
Reviewed-on: http://review.couchbase.org/28375
Tested-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>