title: Drop wizard request log format
body: <p>We are using drop wizard 0.6 version and see below format in the logs.
  My logging configuration has the following.
  Not sure which logging format it is using.
  Trying to find the field names for last 2 fields(<strong>5 5</strong>) of the log.
  Can someone help please help me on this?</p>
  
  <p>file:
        enabled: 'true'
        currentLogFilename: logs/access.log
        archivedLogFilenamePattern: logs/access.log.%d.gz
        archivedFileCount: '5'</p>
  
  <p>127.0.0.1 - - [11/Jan/2020:00:21:01 +0000] "GET /metrics/ HTTP/1.1" 200 1000 5 5    </p>
  
  <p>Update:
  I tried using this format,but still prints similar as above.
  Not sure from where it pulls the config.</p>
  
  <p>logFormat: 'combined'   </p>