Log expired items during warmup at INFO level
Log expired items during warmup at INFO level

Change-Id: I564f61cb6affcf9d0f7d5ef9e36db1f9a4c7fed2
Reviewed-on: http://review.couchbase.org/38166
Reviewed-by: Sundararaman Sridharan <333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@couchbase.com>
Tested-by: abhinav dangeti <d73ef2279de6577f7bf081737ee47554bbb7dc82@couchbase.com>

couchbase/ep-engine,membase/ep-engine,membase/ep-engine,teligent-ru/ep-engine,owendCB/ep-engine,daverigby/ep-engine,couchbase/ep-engine,teligent-ru/ep-engine,hisundar/ep-engine,teligent-ru/ep-engine,hisundar/ep-engine,owendCB/ep-engine,daverigby/kv_engine,daverigby/ep-engine,membase/ep-engine,daverigby/kv_engine,sriganes/ep-engine,hisundar/ep-engine,teligent-ru/ep-engine,sriganes/ep-engine,daverigby/kv_engine,daverigby/ep-engine,daverigby/kv_engine,hisundar/ep-engine,daverigby/ep-engine,jimwwalker/ep-engine,couchbase/ep-engine,owendCB/ep-engine,sriganes/ep-engine,jimwwalker/ep-engine,sriganes/ep-engine,jimwwalker/ep-engine,owendCB/ep-engine,jimwwalker/ep-engine,membase/ep-engine,couchbase/ep-engine