title: I want to directory upload with jmeter
body: <p>I m doing files upload with jmeter very well. But ı want to upload from directory but it is not work.
  For example ı try to like this :</p>
  
  <pre><code>------aiYHC13zS69CLqZX
  Content-Disposition: form-data; name="file"; filename="Actress/tatiana maslany/30_612x344_tatiana_maslany_sarah_orphanblack.jpg"
  Content-Type: image/jpeg
  </code></pre>
  
  <p>But jmeter comment :</p>
  
  <pre><code>------aiYHC13zS69CLqZX
  Content-Disposition: form-data; name="file"; filename="_tatiana_maslany_sarah_orphanblack.jpg"
  Content-Type: image/jpeg
  </code></pre>