README.md in fluent-plugin-elb-access-log-0.1.8 vs README.md in fluent-plugin-elb-access-log-0.2.0

@@ -37,9 +37,10 @@
   s3_bucket BUCKET_NAME # required
   #s3_prefix PREFIX
 
   #tag elb.access_log
   #tsfile_path /var/tmp/fluent-plugin-elb-access-log.ts
+  #histfile_path /var/tmp/fluent-plugin-elb-access-log.history
   #interval 300
   #start_datetime 2015/05/24 17:00
   #buffer_sec 600
   #history_length 100
   #sampling_interval 1