Remove debug logging

lib/redis_document_store.js

@@ -53,8 +53,6 @@ RedisDocumentStore.prototype.setExpiration = function(key) {
     RedisDocumentStore.client.expire(key, this.expire, function(err, reply) {
       if (err || !reply) {
         winston.error('failed to set expiry on key: ' + key);
-      } else {
-        console.log('set');
       }
     });
   }