nl_tokens: Remove all the records in updatesInRequest from updatesInDb if they exist
pl_tokens: function removeUpdatesInRequest ( updatesInDb , updatesInRequest ) { var updatesNotInRequest = _ . <mask> ( updatesInDb , function ( dbUpdate ) { var foundInRequest = _ . findWhere ( updatesInRequest , { hash : dbUpdate . hash } ) ; return ! foundInRequest ; } ) ; return updatesNotInRequest ; }