MB-3497 Close the open ack window at reconnect
MB-3497 Close the open ack window at reconnect

Change-Id: Ia9117bdcfb65537af80e80086d6c37749d734c93
Reviewed-on: http://review.membase.org/4850
Tested-by: Chiyoung Seo <8b279095f11c26cc21045fda5a3e51debb005aa9@gmail.com>
Reviewed-by: Chiyoung Seo <8b279095f11c26cc21045fda5a3e51debb005aa9@gmail.com>

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