Set the default persisted snapshot interval to 5000
Set the default persisted snapshot interval to 5000

Change-Id: I92dfdac11ca360327ca3b6e69136eade5a852119
Reviewed-on: http://review.couchbase.org/52448
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: thomas anderson <5f50a84c1fa3bcff146405017f36aec1a10a9e38@couchbase.com>

EricACooper/perfrunner,pavel-paulau/perfrunner,mikewied/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner,couchbase/perfrunner,vmx/perfrunner,EricACooper/perfrunner,pavel-paulau/perfrunner,dkao-cb/perfrunner,pavel-paulau/perfrunner,thomas-couchbase/perfrunner,couchbase/perfrunner,EricACooper/perfrunner,couchbase/perfrunner,mikewied/perfrunner,EricACooper/perfrunner,thomas-couchbase/perfrunner,vmx/perfrunner,couchbase/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner,dkao-cb/perfrunner